diff --git a/mu-plugins/Dockerfile b/mu-plugins/Dockerfile
index 355e15ab..b785da8f 100644
--- a/mu-plugins/Dockerfile
+++ b/mu-plugins/Dockerfile
@@ -12,7 +12,7 @@ RUN rsync -a -r --delete --exclude-from="/mu-plugins-ext/.dockerignore" --exclud
 RUN mkdir /shared
 
 FROM ghcr.io/automattic/vip-container-images/helpers:v1@sha256:bc2beca042ce7c47e2b737920c77248f4a6c25cc7e137bf9de6944af8a68701c AS helpers
-FROM busybox:stable-musl@sha256:0fc05e424940109068f4d6562b699da2563cd8521a35d7b216a5b0c51fb29281
+FROM busybox:stable-musl@sha256:b4771ab006a5344931341972e1e4b1ff14db2c327eeab0053416aa2277213b1d
 
 COPY --from=build --link /shared /shared
 COPY --from=helpers /rsync /usr/bin/rsync