diff --git a/Dockerfile b/Dockerfile
index de1c29e..c54f887 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -18,14 +18,8 @@ ARG SRC=github.com/k8snetworkplumbingwg/multus-cni
 ARG PKG=github.com/k8snetworkplumbingwg/multus-cni
 RUN git clone --depth=1 https://${SRC}.git $GOPATH/src/${PKG}
 WORKDIR $GOPATH/src/${PKG}
-# patch to solve https://github.com/rancher/rke2/issues/4568
-# to be removed once upstream merges the fix
-# https://github.com/k8snetworkplumbingwg/multus-cni/pull/1137
-COPY self_delegation_bug.patch /tmp
-
 RUN git fetch --all --tags --prune && \
-    git checkout tags/${TAG} -b ${TAG} && \
-    git apply /tmp/self_delegation_bug.patch
+    git checkout tags/${TAG} -b ${TAG}
 RUN go mod download
 # cross-compilation setup
 ARG TARGETARCH
diff --git a/self_delegation_bug.patch b/self_delegation_bug.patch
deleted file mode 100644
index 7e07b13..0000000
--- a/self_delegation_bug.patch
+++ /dev/null
@@ -1,36 +0,0 @@
-diff --git a/cmd/thin_entrypoint/main.go b/cmd/thin_entrypoint/main.go
-index ac721518..3f0e835f 100644
---- a/cmd/thin_entrypoint/main.go
-+++ b/cmd/thin_entrypoint/main.go
-@@ -23,7 +23,9 @@ import (
- 	"fmt"
- 	"io"
- 	"os"
-+	"path"
- 	"path/filepath"
-+	"regexp"
- 	"strings"
- 	"text/template"
- 	"time"
-@@ -294,7 +296,20 @@ func (o *Options) createMultusConfig() (string, error) {
- 		return "", fmt.Errorf("cannot find master CNI config in %q: %v", o.MultusAutoconfigDir, err)
- 	}
- 
--	masterConfigPath := files[0]
-+	var masterConfigPath string
-+	// skip existing multus configuration file to avoid creating a situation
-+	// where multus delegates to itself and breaks pod networking
-+	multusRegexp, err := regexp.Compile("multus")
-+	if err != nil {
-+		return "", fmt.Errorf("regexp compilation failed: %v", err)
-+	}
-+	for _, filename := range files {
-+		if !multusRegexp.MatchString(path.Base(filename)) {
-+			masterConfigPath = filename
-+			break
-+		}
-+	}
-+
- 	masterConfigBytes, err := os.ReadFile(masterConfigPath)
- 	if err != nil {
- 		return "", fmt.Errorf("cannot read master CNI config file %q: %v", masterConfigPath, err)