diff --git a/cmd/pipecd/Dockerfile b/cmd/pipecd/Dockerfile
index c0c926bdec..393e7620bb 100644
--- a/cmd/pipecd/Dockerfile
+++ b/cmd/pipecd/Dockerfile
@@ -27,7 +27,7 @@ COPY . ./
 
 RUN make build/go MOD=pipecd BUILD_OS=${TARGETOS} BUILD_ARCH=${TARGETARCH}
 
-FROM alpine:3.21.3
+FROM alpine:3.22.2
 
 ARG GOOGLE_CLOUD_SDK_VERSION=477.0.0