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Merged
tianon merged 1 commit into from
Dec 17, 2025
Merged

Update golang #20503

tianon merged 1 commit into from
Dec 17, 2025

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@yosifkit
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@yosifkit yosifkit commented Dec 16, 2025

Changes:

@docker-library-bot
Update golang
e60bdcb 
Changes:

- docker-library/golang@c9fac4f: Merge pull request docker-library/golang#578 from infosiftr/go1.26
- docker-library/golang@fba8da6: Add 1.26rc1
@yosifkit yosifkit requested a review from a team as a code owner December 16, 2025 21:32
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github-actions bot commented Dec 16, 2025

Diff for e60bdcb: 
diff --git a/_bashbrew-cat b/_bashbrew-cat
index 1350875..1ee13ff 100644
--- a/_bashbrew-cat
+++ b/_bashbrew-cat
@@ -108,6 +108,59 @@ Directory: 1.25/windows/windowsservercore-ltsc2025
 Builder: classic
 Constraints: windowsservercore-ltsc2025
 
+Tags: 1.26rc1-alpine3.22, 1.26-rc-alpine3.22
+Architectures: amd64, arm32v6, arm32v7, arm64v8, i386, ppc64le, riscv64, s390x
+GitCommit: fba8da6733b948b309e4bedebbfd85f3a20f98a1
+Directory: 1.26-rc/alpine3.22
+
+Tags: 1.26rc1-alpine3.23, 1.26-rc-alpine3.23, 1.26rc1-alpine, 1.26-rc-alpine
+Architectures: amd64, arm32v6, arm32v7, arm64v8, i386, ppc64le, riscv64, s390x
+GitCommit: fba8da6733b948b309e4bedebbfd85f3a20f98a1
+Directory: 1.26-rc/alpine3.23
+
+Tags: 1.26rc1-bookworm, 1.26-rc-bookworm
+Architectures: amd64, arm32v7, arm64v8, i386, mips64le, ppc64le, s390x
+GitCommit: fba8da6733b948b309e4bedebbfd85f3a20f98a1
+Directory: 1.26-rc/bookworm
+
+Tags: 1.26rc1-nanoserver-ltsc2022, 1.26-rc-nanoserver-ltsc2022
+SharedTags: 1.26rc1-nanoserver, 1.26-rc-nanoserver
+Architectures: windows-amd64
+GitCommit: fba8da6733b948b309e4bedebbfd85f3a20f98a1
+Directory: 1.26-rc/windows/nanoserver-ltsc2022
+Builder: classic
+Constraints: nanoserver-ltsc2022, windowsservercore-ltsc2022
+
+Tags: 1.26rc1-nanoserver-ltsc2025, 1.26-rc-nanoserver-ltsc2025
+SharedTags: 1.26rc1-nanoserver, 1.26-rc-nanoserver
+Architectures: windows-amd64
+GitCommit: fba8da6733b948b309e4bedebbfd85f3a20f98a1
+Directory: 1.26-rc/windows/nanoserver-ltsc2025
+Builder: classic
+Constraints: nanoserver-ltsc2025, windowsservercore-ltsc2025
+
+Tags: 1.26rc1-trixie, 1.26-rc-trixie
+SharedTags: 1.26rc1, 1.26-rc
+Architectures: amd64, arm32v7, arm64v8, i386, ppc64le, riscv64, s390x
+GitCommit: fba8da6733b948b309e4bedebbfd85f3a20f98a1
+Directory: 1.26-rc/trixie
+
+Tags: 1.26rc1-windowsservercore-ltsc2022, 1.26-rc-windowsservercore-ltsc2022
+SharedTags: 1.26rc1-windowsservercore, 1.26-rc-windowsservercore, 1.26rc1, 1.26-rc
+Architectures: windows-amd64
+GitCommit: fba8da6733b948b309e4bedebbfd85f3a20f98a1
+Directory: 1.26-rc/windows/windowsservercore-ltsc2022
+Builder: classic
+Constraints: windowsservercore-ltsc2022
+
+Tags: 1.26rc1-windowsservercore-ltsc2025, 1.26-rc-windowsservercore-ltsc2025
+SharedTags: 1.26rc1-windowsservercore, 1.26-rc-windowsservercore, 1.26rc1, 1.26-rc
+Architectures: windows-amd64
+GitCommit: fba8da6733b948b309e4bedebbfd85f3a20f98a1
+Directory: 1.26-rc/windows/windowsservercore-ltsc2025
+Builder: classic
+Constraints: windowsservercore-ltsc2025
+
 Tags: tip-20251213-alpine3.22, tip-alpine3.22
 Architectures: amd64, arm32v6, arm32v7, arm64v8, i386, ppc64le, riscv64, s390x
 GitCommit: 829ad8bc157832912674087e95acf74a174946ea
diff --git a/_bashbrew-list b/_bashbrew-list
index 3c3e000..2bb5d98 100644
--- a/_bashbrew-list
+++ b/_bashbrew-list
@@ -58,6 +58,30 @@ golang:1.25.5-trixie
 golang:1.25.5-windowsservercore
 golang:1.25.5-windowsservercore-ltsc2022
 golang:1.25.5-windowsservercore-ltsc2025
+golang:1.26rc1
+golang:1.26rc1-alpine
+golang:1.26rc1-alpine3.22
+golang:1.26rc1-alpine3.23
+golang:1.26rc1-bookworm
+golang:1.26rc1-nanoserver
+golang:1.26rc1-nanoserver-ltsc2022
+golang:1.26rc1-nanoserver-ltsc2025
+golang:1.26rc1-trixie
+golang:1.26rc1-windowsservercore
+golang:1.26rc1-windowsservercore-ltsc2022
+golang:1.26rc1-windowsservercore-ltsc2025
+golang:1.26-rc
+golang:1.26-rc-alpine
+golang:1.26-rc-alpine3.22
+golang:1.26-rc-alpine3.23
+golang:1.26-rc-bookworm
+golang:1.26-rc-nanoserver
+golang:1.26-rc-nanoserver-ltsc2022
+golang:1.26-rc-nanoserver-ltsc2025
+golang:1.26-rc-trixie
+golang:1.26-rc-windowsservercore
+golang:1.26-rc-windowsservercore-ltsc2022
+golang:1.26-rc-windowsservercore-ltsc2025
 golang:alpine
 golang:alpine3.22
 golang:alpine3.23
diff --git a/_bashbrew-list-build-order b/_bashbrew-list-build-order
index dc2032c..831260e 100644
--- a/_bashbrew-list-build-order
+++ b/_bashbrew-list-build-order
@@ -4,6 +4,12 @@ golang:1.24-bookworm
 golang:1.24-trixie
 golang:1.24-windowsservercore-ltsc2022
 golang:1.24-windowsservercore-ltsc2025
+golang:1.26-rc-alpine
+golang:1.26-rc-alpine3.22
+golang:1.26-rc-bookworm
+golang:1.26-rc-trixie
+golang:1.26-rc-windowsservercore-ltsc2022
+golang:1.26-rc-windowsservercore-ltsc2025
 golang:alpine
 golang:alpine3.22
 golang:bookworm
@@ -15,6 +21,8 @@ golang:windowsservercore-ltsc2022
 golang:windowsservercore-ltsc2025
 golang:1.24-nanoserver-ltsc2022
 golang:1.24-nanoserver-ltsc2025
+golang:1.26-rc-nanoserver-ltsc2022
+golang:1.26-rc-nanoserver-ltsc2025
 golang:nanoserver-ltsc2022
 golang:nanoserver-ltsc2025
 golang:tip-trixie
diff --git a/golang_1.24-alpine/Dockerfile b/golang_1.26-rc-alpine/Dockerfile
similarity index 76%
copy from golang_1.24-alpine/Dockerfile
copy to golang_1.26-rc-alpine/Dockerfile
index 507fe9f..5084c38 100644
--- a/golang_1.24-alpine/Dockerfile
+++ b/golang_1.26-rc-alpine/Dockerfile
@@ -8,7 +8,7 @@ FROM alpine:3.23 AS build
 
 ENV PATH /usr/local/go/bin:$PATH
 
-ENV GOLANG_VERSION 1.24.11
+ENV GOLANG_VERSION 1.26rc1
 
 RUN set -eux; \
 	now="$(date '+%s')"; \
@@ -22,36 +22,36 @@ RUN set -eux; \
 	url=; \
 	case "$arch" in \
 		'x86_64') \
-			url='https://dl.google.com/go/go1.24.11.linux-amd64.tar.gz'; \
-			sha256='bceca00afaac856bc48b4cc33db7cd9eb383c81811379faed3bdbc80edb0af65'; \
+			url='https://dl.google.com/go/go1.26rc1.linux-amd64.tar.gz'; \
+			sha256='b395b5d51d45cf2a19e61855edd7bafaa2dfeaafaf8d9649cb3262fd8b81a96a'; \
 			;; \
 		'armhf') \
-			url='https://dl.google.com/go/go1.24.11.linux-armv6l.tar.gz'; \
-			sha256='24d712a7e8ea2f429c05bc67287249e0291f2fe0ea6d6ff268f11b7343ad0f47'; \
+			url='https://dl.google.com/go/go1.26rc1.linux-armv6l.tar.gz'; \
+			sha256='53cb2acc73ae9fe6ca1c94c6798abcdf3ed879202f9bd968f6e1ab0aa23b8212'; \
 			;; \
 		'armv7') \
-			url='https://dl.google.com/go/go1.24.11.linux-armv6l.tar.gz'; \
-			sha256='24d712a7e8ea2f429c05bc67287249e0291f2fe0ea6d6ff268f11b7343ad0f47'; \
+			url='https://dl.google.com/go/go1.26rc1.linux-armv6l.tar.gz'; \
+			sha256='53cb2acc73ae9fe6ca1c94c6798abcdf3ed879202f9bd968f6e1ab0aa23b8212'; \
 			;; \
 		'aarch64') \
-			url='https://dl.google.com/go/go1.24.11.linux-arm64.tar.gz'; \
-			sha256='beaf0f51cbe0bd71b8289b2b6fa96c0b11cd86aa58672691ef2f1de88eb621de'; \
+			url='https://dl.google.com/go/go1.26rc1.linux-arm64.tar.gz'; \
+			sha256='b254925e2bc55467595e9d9b15a4f61a9102d763a92a972c853e471f0e8365a9'; \
 			;; \
 		'x86') \
-			url='https://dl.google.com/go/go1.24.11.linux-386.tar.gz'; \
-			sha256='bb702d0b67759724dccee1825828e8bae0b5199e3295cac5a98a81f3098fa64a'; \
+			url='https://dl.google.com/go/go1.26rc1.linux-386.tar.gz'; \
+			sha256='88766dabe34bf9b8a422e5a0788b695a27f0c45b4ce3c1c293ec948d72577f34'; \
 			;; \
 		'ppc64le') \
-			url='https://dl.google.com/go/go1.24.11.linux-ppc64le.tar.gz'; \
-			sha256='f770d0c5d7e7e2edb030133ac7854d9204f4e954e79a176e81362ffedf6ea34c'; \
+			url='https://dl.google.com/go/go1.26rc1.linux-ppc64le.tar.gz'; \
+			sha256='56ea825c6f3ded35af6109108daa14935f31ef7abbf8f410a8a0a428bc6e6de2'; \
 			;; \
 		'riscv64') \
-			url='https://dl.google.com/go/go1.24.11.linux-riscv64.tar.gz'; \
-			sha256='9db9ba8e6b60f3662f55ed78b128175edbe8b9480e657126a5b8f5043ee1e38c'; \
+			url='https://dl.google.com/go/go1.26rc1.linux-riscv64.tar.gz'; \
+			sha256='00ce26401dd50045ca398128a9de1d91fbafbb38cb7706d9c64c13619c6439b3'; \
 			;; \
 		's390x') \
-			url='https://dl.google.com/go/go1.24.11.linux-s390x.tar.gz'; \
-			sha256='5955ddda3445b2cbfd81b8772044084911f55d0baeb32414da0411f6a377a2d4'; \
+			url='https://dl.google.com/go/go1.26rc1.linux-s390x.tar.gz'; \
+			sha256='a34cd098dea5c1f53b366a1c6070ab42000437a618696d293e2023a5f91c3df8'; \
 			;; \
 		*) echo >&2 "error: unsupported architecture '$arch' (likely packaging update needed)"; exit 1 ;; \
 	esac; \
@@ -114,7 +114,7 @@ FROM alpine:3.23
 
 RUN apk add --no-cache ca-certificates
 
-ENV GOLANG_VERSION 1.24.11
+ENV GOLANG_VERSION 1.26rc1
 
 # don't auto-upgrade the gotoolchain
 # https://github.com/docker-library/golang/issues/472
diff --git a/golang_1.24-alpine3.22/Dockerfile b/golang_1.26-rc-alpine3.22/Dockerfile
similarity index 76%
copy from golang_1.24-alpine3.22/Dockerfile
copy to golang_1.26-rc-alpine3.22/Dockerfile
index 130021e..d3de37a 100644
--- a/golang_1.24-alpine3.22/Dockerfile
+++ b/golang_1.26-rc-alpine3.22/Dockerfile
@@ -8,7 +8,7 @@ FROM alpine:3.22 AS build
 
 ENV PATH /usr/local/go/bin:$PATH
 
-ENV GOLANG_VERSION 1.24.11
+ENV GOLANG_VERSION 1.26rc1
 
 RUN set -eux; \
 	now="$(date '+%s')"; \
@@ -22,36 +22,36 @@ RUN set -eux; \
 	url=; \
 	case "$arch" in \
 		'x86_64') \
-			url='https://dl.google.com/go/go1.24.11.linux-amd64.tar.gz'; \
-			sha256='bceca00afaac856bc48b4cc33db7cd9eb383c81811379faed3bdbc80edb0af65'; \
+			url='https://dl.google.com/go/go1.26rc1.linux-amd64.tar.gz'; \
+			sha256='b395b5d51d45cf2a19e61855edd7bafaa2dfeaafaf8d9649cb3262fd8b81a96a'; \
 			;; \
 		'armhf') \
-			url='https://dl.google.com/go/go1.24.11.linux-armv6l.tar.gz'; \
-			sha256='24d712a7e8ea2f429c05bc67287249e0291f2fe0ea6d6ff268f11b7343ad0f47'; \
+			url='https://dl.google.com/go/go1.26rc1.linux-armv6l.tar.gz'; \
+			sha256='53cb2acc73ae9fe6ca1c94c6798abcdf3ed879202f9bd968f6e1ab0aa23b8212'; \
 			;; \
 		'armv7') \
-			url='https://dl.google.com/go/go1.24.11.linux-armv6l.tar.gz'; \
-			sha256='24d712a7e8ea2f429c05bc67287249e0291f2fe0ea6d6ff268f11b7343ad0f47'; \
+			url='https://dl.google.com/go/go1.26rc1.linux-armv6l.tar.gz'; \
+			sha256='53cb2acc73ae9fe6ca1c94c6798abcdf3ed879202f9bd968f6e1ab0aa23b8212'; \
 			;; \
 		'aarch64') \
-			url='https://dl.google.com/go/go1.24.11.linux-arm64.tar.gz'; \
-			sha256='beaf0f51cbe0bd71b8289b2b6fa96c0b11cd86aa58672691ef2f1de88eb621de'; \
+			url='https://dl.google.com/go/go1.26rc1.linux-arm64.tar.gz'; \
+			sha256='b254925e2bc55467595e9d9b15a4f61a9102d763a92a972c853e471f0e8365a9'; \
 			;; \
 		'x86') \
-			url='https://dl.google.com/go/go1.24.11.linux-386.tar.gz'; \
-			sha256='bb702d0b67759724dccee1825828e8bae0b5199e3295cac5a98a81f3098fa64a'; \
+			url='https://dl.google.com/go/go1.26rc1.linux-386.tar.gz'; \
+			sha256='88766dabe34bf9b8a422e5a0788b695a27f0c45b4ce3c1c293ec948d72577f34'; \
 			;; \
 		'ppc64le') \
-			url='https://dl.google.com/go/go1.24.11.linux-ppc64le.tar.gz'; \
-			sha256='f770d0c5d7e7e2edb030133ac7854d9204f4e954e79a176e81362ffedf6ea34c'; \
+			url='https://dl.google.com/go/go1.26rc1.linux-ppc64le.tar.gz'; \
+			sha256='56ea825c6f3ded35af6109108daa14935f31ef7abbf8f410a8a0a428bc6e6de2'; \
 			;; \
 		'riscv64') \
-			url='https://dl.google.com/go/go1.24.11.linux-riscv64.tar.gz'; \
-			sha256='9db9ba8e6b60f3662f55ed78b128175edbe8b9480e657126a5b8f5043ee1e38c'; \
+			url='https://dl.google.com/go/go1.26rc1.linux-riscv64.tar.gz'; \
+			sha256='00ce26401dd50045ca398128a9de1d91fbafbb38cb7706d9c64c13619c6439b3'; \
 			;; \
 		's390x') \
-			url='https://dl.google.com/go/go1.24.11.linux-s390x.tar.gz'; \
-			sha256='5955ddda3445b2cbfd81b8772044084911f55d0baeb32414da0411f6a377a2d4'; \
+			url='https://dl.google.com/go/go1.26rc1.linux-s390x.tar.gz'; \
+			sha256='a34cd098dea5c1f53b366a1c6070ab42000437a618696d293e2023a5f91c3df8'; \
 			;; \
 		*) echo >&2 "error: unsupported architecture '$arch' (likely packaging update needed)"; exit 1 ;; \
 	esac; \
@@ -114,7 +114,7 @@ FROM alpine:3.22
 
 RUN apk add --no-cache ca-certificates
 
-ENV GOLANG_VERSION 1.24.11
+ENV GOLANG_VERSION 1.26rc1
 
 # don't auto-upgrade the gotoolchain
 # https://github.com/docker-library/golang/issues/472
diff --git a/golang_1.24-bookworm/Dockerfile b/golang_1.26-rc-bookworm/Dockerfile
similarity index 78%
copy from golang_1.24-bookworm/Dockerfile
copy to golang_1.26-rc-bookworm/Dockerfile
index 88ba364..095a1af 100644
--- a/golang_1.24-bookworm/Dockerfile
+++ b/golang_1.26-rc-bookworm/Dockerfile
@@ -8,7 +8,7 @@ FROM buildpack-deps:bookworm-scm AS build
 
 ENV PATH /usr/local/go/bin:$PATH
 
-ENV GOLANG_VERSION 1.24.11
+ENV GOLANG_VERSION 1.26rc1
 
 RUN set -eux; \
 	now="$(date '+%s')"; \
@@ -16,36 +16,36 @@ RUN set -eux; \
 	url=; \
 	case "$arch" in \
 		'amd64') \
-			url='https://dl.google.com/go/go1.24.11.linux-amd64.tar.gz'; \
-			sha256='bceca00afaac856bc48b4cc33db7cd9eb383c81811379faed3bdbc80edb0af65'; \
+			url='https://dl.google.com/go/go1.26rc1.linux-amd64.tar.gz'; \
+			sha256='b395b5d51d45cf2a19e61855edd7bafaa2dfeaafaf8d9649cb3262fd8b81a96a'; \
 			;; \
 		'armhf') \
-			url='https://dl.google.com/go/go1.24.11.linux-armv6l.tar.gz'; \
-			sha256='24d712a7e8ea2f429c05bc67287249e0291f2fe0ea6d6ff268f11b7343ad0f47'; \
+			url='https://dl.google.com/go/go1.26rc1.linux-armv6l.tar.gz'; \
+			sha256='53cb2acc73ae9fe6ca1c94c6798abcdf3ed879202f9bd968f6e1ab0aa23b8212'; \
 			;; \
 		'arm64') \
-			url='https://dl.google.com/go/go1.24.11.linux-arm64.tar.gz'; \
-			sha256='beaf0f51cbe0bd71b8289b2b6fa96c0b11cd86aa58672691ef2f1de88eb621de'; \
+			url='https://dl.google.com/go/go1.26rc1.linux-arm64.tar.gz'; \
+			sha256='b254925e2bc55467595e9d9b15a4f61a9102d763a92a972c853e471f0e8365a9'; \
 			;; \
 		'i386') \
-			url='https://dl.google.com/go/go1.24.11.linux-386.tar.gz'; \
-			sha256='bb702d0b67759724dccee1825828e8bae0b5199e3295cac5a98a81f3098fa64a'; \
+			url='https://dl.google.com/go/go1.26rc1.linux-386.tar.gz'; \
+			sha256='88766dabe34bf9b8a422e5a0788b695a27f0c45b4ce3c1c293ec948d72577f34'; \
 			;; \
 		'mips64el') \
-			url='https://dl.google.com/go/go1.24.11.linux-mips64le.tar.gz'; \
-			sha256='c0274255613b85e2ba45e210e8f07995d51a048f11c7f0b9128dc177472692b3'; \
+			url='https://dl.google.com/go/go1.26rc1.linux-mips64le.tar.gz'; \
+			sha256='6a554f2c60e67dec8d0ee2fa7b3ecded4773113599e06ca126fb2de87438ea27'; \
 			;; \
 		'ppc64el') \
-			url='https://dl.google.com/go/go1.24.11.linux-ppc64le.tar.gz'; \
-			sha256='f770d0c5d7e7e2edb030133ac7854d9204f4e954e79a176e81362ffedf6ea34c'; \
+			url='https://dl.google.com/go/go1.26rc1.linux-ppc64le.tar.gz'; \
+			sha256='56ea825c6f3ded35af6109108daa14935f31ef7abbf8f410a8a0a428bc6e6de2'; \
 			;; \
 		'riscv64') \
-			url='https://dl.google.com/go/go1.24.11.linux-riscv64.tar.gz'; \
-			sha256='9db9ba8e6b60f3662f55ed78b128175edbe8b9480e657126a5b8f5043ee1e38c'; \
+			url='https://dl.google.com/go/go1.26rc1.linux-riscv64.tar.gz'; \
+			sha256='00ce26401dd50045ca398128a9de1d91fbafbb38cb7706d9c64c13619c6439b3'; \
 			;; \
 		's390x') \
-			url='https://dl.google.com/go/go1.24.11.linux-s390x.tar.gz'; \
-			sha256='5955ddda3445b2cbfd81b8772044084911f55d0baeb32414da0411f6a377a2d4'; \
+			url='https://dl.google.com/go/go1.26rc1.linux-s390x.tar.gz'; \
+			sha256='a34cd098dea5c1f53b366a1c6070ab42000437a618696d293e2023a5f91c3df8'; \
 			;; \
 		*) echo >&2 "error: unsupported architecture '$arch' (likely packaging update needed)"; exit 1 ;; \
 	esac; \
@@ -126,7 +126,7 @@ RUN set -eux; \
 	fi; \
 	rm -rf /var/lib/apt/lists/*
 
-ENV GOLANG_VERSION 1.24.11
+ENV GOLANG_VERSION 1.26rc1
 
 # don't auto-upgrade the gotoolchain
 # https://github.com/docker-library/golang/issues/472
diff --git a/golang_1.24-nanoserver-ltsc2022/Dockerfile b/golang_1.26-rc-nanoserver-ltsc2022/Dockerfile
similarity index 92%
copy from golang_1.24-nanoserver-ltsc2022/Dockerfile
copy to golang_1.26-rc-nanoserver-ltsc2022/Dockerfile
index 3597555..bb20582 100644
--- a/golang_1.24-nanoserver-ltsc2022/Dockerfile
+++ b/golang_1.26-rc-nanoserver-ltsc2022/Dockerfile
@@ -21,10 +21,10 @@ RUN setx /m PATH "%GOPATH%\bin;C:\Program Files\Go\bin;%PATH%"
 USER ContainerUser
 # doing this first to share cache across versions more aggressively
 
-ENV GOLANG_VERSION 1.24.11
+ENV GOLANG_VERSION 1.26rc1
 
 # Docker's Windows path parsing is absolutely *cursed*; please just trust me on this one -Tianon
-COPY --from=golang:1.24.11-windowsservercore-ltsc2022 ["C:\\\\Program Files\\\\Go","C:\\\\Program Files\\\\Go"]
+COPY --from=golang:1.26rc1-windowsservercore-ltsc2022 ["C:\\\\Program Files\\\\Go","C:\\\\Program Files\\\\Go"]
 RUN go version
 
 WORKDIR $GOPATH
diff --git a/golang_1.24-nanoserver-ltsc2025/Dockerfile b/golang_1.26-rc-nanoserver-ltsc2025/Dockerfile
similarity index 92%
copy from golang_1.24-nanoserver-ltsc2025/Dockerfile
copy to golang_1.26-rc-nanoserver-ltsc2025/Dockerfile
index 2bea3b4..3bcf06e 100644
--- a/golang_1.24-nanoserver-ltsc2025/Dockerfile
+++ b/golang_1.26-rc-nanoserver-ltsc2025/Dockerfile
@@ -21,10 +21,10 @@ RUN setx /m PATH "%GOPATH%\bin;C:\Program Files\Go\bin;%PATH%"
 USER ContainerUser
 # doing this first to share cache across versions more aggressively
 
-ENV GOLANG_VERSION 1.24.11
+ENV GOLANG_VERSION 1.26rc1
 
 # Docker's Windows path parsing is absolutely *cursed*; please just trust me on this one -Tianon
-COPY --from=golang:1.24.11-windowsservercore-ltsc2025 ["C:\\\\Program Files\\\\Go","C:\\\\Program Files\\\\Go"]
+COPY --from=golang:1.26rc1-windowsservercore-ltsc2025 ["C:\\\\Program Files\\\\Go","C:\\\\Program Files\\\\Go"]
 RUN go version
 
 WORKDIR $GOPATH
diff --git a/golang_1.24-trixie/Dockerfile b/golang_1.26-rc-trixie/Dockerfile
similarity index 78%
copy from golang_1.24-trixie/Dockerfile
copy to golang_1.26-rc-trixie/Dockerfile
index e559ae5..d241b79 100644
--- a/golang_1.24-trixie/Dockerfile
+++ b/golang_1.26-rc-trixie/Dockerfile
@@ -8,7 +8,7 @@ FROM buildpack-deps:trixie-scm AS build
 
 ENV PATH /usr/local/go/bin:$PATH
 
-ENV GOLANG_VERSION 1.24.11
+ENV GOLANG_VERSION 1.26rc1
 
 RUN set -eux; \
 	now="$(date '+%s')"; \
@@ -16,36 +16,36 @@ RUN set -eux; \
 	url=; \
 	case "$arch" in \
 		'amd64') \
-			url='https://dl.google.com/go/go1.24.11.linux-amd64.tar.gz'; \
-			sha256='bceca00afaac856bc48b4cc33db7cd9eb383c81811379faed3bdbc80edb0af65'; \
+			url='https://dl.google.com/go/go1.26rc1.linux-amd64.tar.gz'; \
+			sha256='b395b5d51d45cf2a19e61855edd7bafaa2dfeaafaf8d9649cb3262fd8b81a96a'; \
 			;; \
 		'armhf') \
-			url='https://dl.google.com/go/go1.24.11.linux-armv6l.tar.gz'; \
-			sha256='24d712a7e8ea2f429c05bc67287249e0291f2fe0ea6d6ff268f11b7343ad0f47'; \
+			url='https://dl.google.com/go/go1.26rc1.linux-armv6l.tar.gz'; \
+			sha256='53cb2acc73ae9fe6ca1c94c6798abcdf3ed879202f9bd968f6e1ab0aa23b8212'; \
 			;; \
 		'arm64') \
-			url='https://dl.google.com/go/go1.24.11.linux-arm64.tar.gz'; \
-			sha256='beaf0f51cbe0bd71b8289b2b6fa96c0b11cd86aa58672691ef2f1de88eb621de'; \
+			url='https://dl.google.com/go/go1.26rc1.linux-arm64.tar.gz'; \
+			sha256='b254925e2bc55467595e9d9b15a4f61a9102d763a92a972c853e471f0e8365a9'; \
 			;; \
 		'i386') \
-			url='https://dl.google.com/go/go1.24.11.linux-386.tar.gz'; \
-			sha256='bb702d0b67759724dccee1825828e8bae0b5199e3295cac5a98a81f3098fa64a'; \
+			url='https://dl.google.com/go/go1.26rc1.linux-386.tar.gz'; \
+			sha256='88766dabe34bf9b8a422e5a0788b695a27f0c45b4ce3c1c293ec948d72577f34'; \
 			;; \
 		'mips64el') \
-			url='https://dl.google.com/go/go1.24.11.linux-mips64le.tar.gz'; \
-			sha256='c0274255613b85e2ba45e210e8f07995d51a048f11c7f0b9128dc177472692b3'; \
+			url='https://dl.google.com/go/go1.26rc1.linux-mips64le.tar.gz'; \
+			sha256='6a554f2c60e67dec8d0ee2fa7b3ecded4773113599e06ca126fb2de87438ea27'; \
 			;; \
 		'ppc64el') \
-			url='https://dl.google.com/go/go1.24.11.linux-ppc64le.tar.gz'; \
-			sha256='f770d0c5d7e7e2edb030133ac7854d9204f4e954e79a176e81362ffedf6ea34c'; \
+			url='https://dl.google.com/go/go1.26rc1.linux-ppc64le.tar.gz'; \
+			sha256='56ea825c6f3ded35af6109108daa14935f31ef7abbf8f410a8a0a428bc6e6de2'; \
 			;; \
 		'riscv64') \
-			url='https://dl.google.com/go/go1.24.11.linux-riscv64.tar.gz'; \
-			sha256='9db9ba8e6b60f3662f55ed78b128175edbe8b9480e657126a5b8f5043ee1e38c'; \
+			url='https://dl.google.com/go/go1.26rc1.linux-riscv64.tar.gz'; \
+			sha256='00ce26401dd50045ca398128a9de1d91fbafbb38cb7706d9c64c13619c6439b3'; \
 			;; \
 		's390x') \
-			url='https://dl.google.com/go/go1.24.11.linux-s390x.tar.gz'; \
-			sha256='5955ddda3445b2cbfd81b8772044084911f55d0baeb32414da0411f6a377a2d4'; \
+			url='https://dl.google.com/go/go1.26rc1.linux-s390x.tar.gz'; \
+			sha256='a34cd098dea5c1f53b366a1c6070ab42000437a618696d293e2023a5f91c3df8'; \
 			;; \
 		*) echo >&2 "error: unsupported architecture '$arch' (likely packaging update needed)"; exit 1 ;; \
 	esac; \
@@ -126,7 +126,7 @@ RUN set -eux; \
 	fi; \
 	rm -rf /var/lib/apt/lists/*
 
-ENV GOLANG_VERSION 1.24.11
+ENV GOLANG_VERSION 1.26rc1
 
 # don't auto-upgrade the gotoolchain
 # https://github.com/docker-library/golang/issues/472
diff --git a/golang_1.24-windowsservercore-ltsc2022/Dockerfile b/golang_1.26-rc-windowsservercore-ltsc2022/Dockerfile
similarity index 95%
copy from golang_1.24-windowsservercore-ltsc2022/Dockerfile
copy to golang_1.26-rc-windowsservercore-ltsc2022/Dockerfile
index 5f94737..f93d7d1 100644
--- a/golang_1.24-windowsservercore-ltsc2022/Dockerfile
+++ b/golang_1.26-rc-windowsservercore-ltsc2022/Dockerfile
@@ -57,14 +57,14 @@ RUN $newPath = ('{0}\bin;C:\Program Files\Go\bin;{1}' -f $env:GOPATH, $env:PATH)
 	[Environment]::SetEnvironmentVariable('PATH', $newPath, [EnvironmentVariableTarget]::Machine);
 # doing this first to share cache across versions more aggressively
 
-ENV GOLANG_VERSION 1.24.11
+ENV GOLANG_VERSION 1.26rc1
 
-RUN $url = 'https://dl.google.com/go/go1.24.11.windows-amd64.zip'; \
+RUN $url = 'https://dl.google.com/go/go1.26rc1.windows-amd64.zip'; \
 	Write-Host ('Downloading {0} ...' -f $url); \
 	[Net.ServicePointManager]::SecurityProtocol = [Net.SecurityProtocolType]::Tls12; \
 	Invoke-WebRequest -Uri $url -OutFile 'go.zip'; \
 	\
-	$sha256 = '39f6267b6bb2a1c0daa83f563b3bf0a1a3e49925ecf6da854f7ff7d5e78d6968'; \
+	$sha256 = '9ed44ba3588e41c3f54dd6c5e1554a34b2fee35b811358edd29fefaad74e96bc'; \
 	Write-Host ('Verifying sha256 ({0}) ...' -f $sha256); \
 	if ((Get-FileHash go.zip -Algorithm sha256).Hash -ne $sha256) { \
 		Write-Host 'FAILED!'; \
diff --git a/golang_1.24-windowsservercore-ltsc2025/Dockerfile b/golang_1.26-rc-windowsservercore-ltsc2025/Dockerfile
similarity index 95%
copy from golang_1.24-windowsservercore-ltsc2025/Dockerfile
copy to golang_1.26-rc-windowsservercore-ltsc2025/Dockerfile
index 2dcc63f..4a55100 100644
--- a/golang_1.24-windowsservercore-ltsc2025/Dockerfile
+++ b/golang_1.26-rc-windowsservercore-ltsc2025/Dockerfile
@@ -57,14 +57,14 @@ RUN $newPath = ('{0}\bin;C:\Program Files\Go\bin;{1}' -f $env:GOPATH, $env:PATH)
 	[Environment]::SetEnvironmentVariable('PATH', $newPath, [EnvironmentVariableTarget]::Machine);
 # doing this first to share cache across versions more aggressively
 
-ENV GOLANG_VERSION 1.24.11
+ENV GOLANG_VERSION 1.26rc1
 
-RUN $url = 'https://dl.google.com/go/go1.24.11.windows-amd64.zip'; \
+RUN $url = 'https://dl.google.com/go/go1.26rc1.windows-amd64.zip'; \
 	Write-Host ('Downloading {0} ...' -f $url); \
 	[Net.ServicePointManager]::SecurityProtocol = [Net.SecurityProtocolType]::Tls12; \
 	Invoke-WebRequest -Uri $url -OutFile 'go.zip'; \
 	\
-	$sha256 = '39f6267b6bb2a1c0daa83f563b3bf0a1a3e49925ecf6da854f7ff7d5e78d6968'; \
+	$sha256 = '9ed44ba3588e41c3f54dd6c5e1554a34b2fee35b811358edd29fefaad74e96bc'; \
 	Write-Host ('Verifying sha256 ({0}) ...' -f $sha256); \
 	if ((Get-FileHash go.zip -Algorithm sha256).Hash -ne $sha256) { \
 		Write-Host 'FAILED!'; \

Relevant Maintainers:

@tianon tianon merged commit 98d3a95 into docker-library:master Dec 17, 2025
23 checks passed
@tianon tianon deleted the golang branch December 17, 2025 00:22
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@yosifkit @tianon @docker-library-bot