diff --git a/Dockerfile.alpine b/Dockerfile.alpine
index 36b5f13..03d5515 100644
--- a/Dockerfile.alpine
+++ b/Dockerfile.alpine
@@ -19,7 +19,7 @@ RUN CGO_ENABLED=0 GO111MODULE=on go build -a -o runner main.go
 
 # Use distroless as minimal base image to package the runner binary
 # Refer to https://github.com/GoogleContainerTools/distroless for more details
-FROM alpine:latest
+FROM alpine:3.19.1
 RUN apk add socat
 WORKDIR /
 COPY --from=builder /workspace/runner .