diff --git a/bitnami/prometheus-operator/0/debian-10/Dockerfile b/bitnami/prometheus-operator/0/debian-10/Dockerfile
index 9d0b613b1b16..ce2664ca3d61 100644
--- a/bitnami/prometheus-operator/0/debian-10/Dockerfile
+++ b/bitnami/prometheus-operator/0/debian-10/Dockerfile
@@ -20,7 +20,7 @@ RUN ln -sf /opt/bitnami/prometheus-operator/bin/prometheus-config-reloader /bin/
 RUN ln -sf /opt/bitnami/prometheus-operator/bin/operator /bin/operator
 
 ENV BITNAMI_APP_NAME="prometheus-operator" \
-    BITNAMI_IMAGE_VERSION="0.42.1-debian-10-r19" \
+    BITNAMI_IMAGE_VERSION="0.42.1-debian-10-r20" \
     PATH="/opt/bitnami/prometheus-operator/bin:$PATH"
 
 EXPOSE 8080
diff --git a/bitnami/prometheus-operator/README.md b/bitnami/prometheus-operator/README.md
index 12121ec524b0..b27bfc4e5c7e 100644
--- a/bitnami/prometheus-operator/README.md
+++ b/bitnami/prometheus-operator/README.md
@@ -36,7 +36,7 @@ Bitnami containers can be used with [Kubeapps](https://kubeapps.com/) for deploy
 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/).
 
 
-* [`0`, `0-debian-10`, `0.42.1`, `0.42.1-debian-10-r19`, `latest` (0/debian-10/Dockerfile)](https://github.com/bitnami/bitnami-docker-prometheus-operator/blob/0.42.1-debian-10-r19/0/debian-10/Dockerfile)
+* [`0`, `0-debian-10`, `0.42.1`, `0.42.1-debian-10-r20`, `latest` (0/debian-10/Dockerfile)](https://github.com/bitnami/bitnami-docker-prometheus-operator/blob/0.42.1-debian-10-r20/0/debian-10/Dockerfile)
 
 Subscribe to project updates by watching the [bitnami/prometheus-operator GitHub repo](https://github.com/bitnami/bitnami-docker-prometheus-operator).