diff --git a/docker/ci/alpine/Dockerfile b/docker/ci/alpine/Dockerfile
index f525fa37f10a..7283b00229fa 100644
--- a/docker/ci/alpine/Dockerfile
+++ b/docker/ci/alpine/Dockerfile
@@ -1,5 +1,5 @@
 #while using circle we'll use circle's base image.
-FROM alpine:3.12.3@sha256:074d3636ebda6dd446d0d00304c4454f468237fdacf08fb0eeac90bdbfa1bac7 AS setup_ci_alpine
+FROM alpine:3.15.2@sha256:ceeae2849a425ef1a7e591d8288f1a58cdf1f4e8d9da7510e29ea829e61cf512 AS setup_ci_alpine
 
 WORKDIR /diem
 COPY rust-toolchain /diem/rust-toolchain