diff --git a/dockers/periodic-http-bridge/Dockerfile b/dockers/periodic-http-bridge/Dockerfile
index 1a59d41..7b1f4ff 100644
--- a/dockers/periodic-http-bridge/Dockerfile
+++ b/dockers/periodic-http-bridge/Dockerfile
@@ -1,10 +1,10 @@
-FROM alpine:3.20.1 as base
+FROM alpine:3.20 as base
 ENV VERSION v1.2.0.2
 RUN apk add --no-cache wget && \
     wget https://github.com/Lupino/haskell-periodic/releases/download/$VERSION/periodic-linux-$VERSION.tar.bz2 && \
     tar xvf periodic-linux-$VERSION.tar.bz2
 
-FROM alpine:3.20.1
+FROM alpine:3.20
 
 COPY --from=base periodic-http-bridge /usr/bin
 ENTRYPOINT ["/usr/bin/periodic-http-bridge"]