diff --git a/cmd/cl-controlplane/Dockerfile b/cmd/cl-controlplane/Dockerfile
index ee402cc4..f7642075 100644
--- a/cmd/cl-controlplane/Dockerfile
+++ b/cmd/cl-controlplane/Dockerfile
@@ -1,4 +1,4 @@
-FROM alpine:3.20
+FROM alpine:3.21
 
 # Populated during the build process, for example, with 'arm64' or 'amd64'.
 ARG TARGETARCH