diff --git a/bitnami/prometheus/2/debian-10/Dockerfile b/bitnami/prometheus/2/debian-10/Dockerfile
index b8d45e7b6ecf..1ac39748bc2d 100644
--- a/bitnami/prometheus/2/debian-10/Dockerfile
+++ b/bitnami/prometheus/2/debian-10/Dockerfile
@@ -19,7 +19,7 @@ RUN ln -sf /opt/bitnami/prometheus/data /prometheus
 
 RUN mkdir -p /opt/bitnami/prometheus/data/ && chmod g+rwX /opt/bitnami/prometheus/data/
 ENV BITNAMI_APP_NAME="prometheus" \
-    BITNAMI_IMAGE_VERSION="2.27.1-debian-10-r20" \
+    BITNAMI_IMAGE_VERSION="2.27.1-debian-10-r21" \
     PATH="/opt/bitnami/prometheus/bin:$PATH"
 
 EXPOSE 9090
diff --git a/bitnami/prometheus/README.md b/bitnami/prometheus/README.md
index f08a7a09bc98..f971eae69bcf 100644
--- a/bitnami/prometheus/README.md
+++ b/bitnami/prometheus/README.md
@@ -43,7 +43,7 @@ Non-root container images add an extra layer of security and are generally recom
 Learn more about the Bitnami tagging policy and the difference between rolling tags and immutable tags [in our documentation page](https://docs.bitnami.com/tutorials/understand-rolling-tags-containers/).
 
 
-* [`2`, `2-debian-10`, `2.27.1`, `2.27.1-debian-10-r20`, `latest` (2/debian-10/Dockerfile)](https://github.com/bitnami/bitnami-docker-prometheus/blob/2.27.1-debian-10-r20/2/debian-10/Dockerfile)
+* [`2`, `2-debian-10`, `2.27.1`, `2.27.1-debian-10-r21`, `latest` (2/debian-10/Dockerfile)](https://github.com/bitnami/bitnami-docker-prometheus/blob/2.27.1-debian-10-r21/2/debian-10/Dockerfile)
 
 Subscribe to project updates by watching the [bitnami/prometheus GitHub repo](https://github.com/bitnami/bitnami-docker-prometheus).