diff --git a/Dockerfile b/Dockerfile
index 84707e0..e114053 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM alpine:3.23.3
+FROM alpine:3.23.4
 RUN apk -U --no-cache upgrade; /bin/rm -rf /var/cache/apk/*
 ENTRYPOINT ["/usr/local/bin/protolint"]
 COPY protolint /usr/local/bin/protolint