diff --git a/bitnami/ruby/3.1/debian-11/Dockerfile b/bitnami/ruby/3.1/debian-11/Dockerfile
index 7f260f630aa4..884ce02b26be 100644
--- a/bitnami/ruby/3.1/debian-11/Dockerfile
+++ b/bitnami/ruby/3.1/debian-11/Dockerfile
@@ -5,7 +5,7 @@ ARG TARGETARCH
 LABEL org.opencontainers.image.authors="https://bitnami.com/contact" \
       org.opencontainers.image.description="Application packaged by Bitnami" \
       org.opencontainers.image.licenses="Apache-2.0" \
-      org.opencontainers.image.ref.name="3.1.3-debian-11-r20" \
+      org.opencontainers.image.ref.name="3.1.3-debian-11-r21" \
       org.opencontainers.image.source="https://github.com/bitnami/containers/tree/main/bitnami/ruby" \
       org.opencontainers.image.title="ruby" \
       org.opencontainers.image.vendor="VMware, Inc." \