diff --git a/bitnami/discourse/2/debian-9/Dockerfile b/bitnami/discourse/2/debian-9/Dockerfile
index e3c69d49060a..a368c5a6456f 100644
--- a/bitnami/discourse/2/debian-9/Dockerfile
+++ b/bitnami/discourse/2/debian-9/Dockerfile
@@ -1,4 +1,4 @@
-FROM bitnami/minideb-extras:stretch-r108
+FROM bitnami/minideb-extras:stretch-r110
 LABEL maintainer "Bitnami <containers@bitnami.com>"
 
 # Install required system packages and dependencies
@@ -11,7 +11,7 @@ RUN bitnami-pkg unpack discourse-2.0.3-2 --checksum ba5511ad81fb35f9bb60def9ff26
 
 COPY rootfs /
 ENV BITNAMI_APP_NAME="discourse" \
-    BITNAMI_IMAGE_VERSION="2.0.3-debian-9-r20" \
+    BITNAMI_IMAGE_VERSION="2.0.3-debian-9-r21" \
     DISCOURSE_EMAIL="user@example.com" \
     DISCOURSE_HOST="127.0.0.1" \
     DISCOURSE_HOSTNAME="www.example.com" \
diff --git a/bitnami/discourse/README.md b/bitnami/discourse/README.md
index df9054f770c9..67a2e369e616 100644
--- a/bitnami/discourse/README.md
+++ b/bitnami/discourse/README.md
@@ -31,7 +31,7 @@ Learn more about the Bitnami tagging policy and the difference between rolling t
 
 
 * [`2-ol-7`, `2.0.3-ol-7-r14` (2/ol-7/Dockerfile)](https://github.com/bitnami/bitnami-docker-discourse/blob/2.0.3-ol-7-r14/2/ol-7/Dockerfile)
-* [`2-debian-9`, `2.0.3-debian-9-r20`, `2`, `2.0.3`, `2.0.3-r20`, `latest` (2/Dockerfile)](https://github.com/bitnami/bitnami-docker-discourse/blob/2.0.3-debian-9-r20/2/Dockerfile)
+* [`2-debian-9`, `2.0.3-debian-9-r21`, `2`, `2.0.3`, `2.0.3-r21`, `latest` (2/Dockerfile)](https://github.com/bitnami/bitnami-docker-discourse/blob/2.0.3-debian-9-r21/2/Dockerfile)
 
 Subscribe to project updates by watching the [bitnami/discourse GitHub repo](https://github.com/bitnami/bitnami-docker-discourse).