diff --git a/bitnami/drupal/8/debian-9/Dockerfile b/bitnami/drupal/8/debian-9/Dockerfile
index 8006dd75d680..17b186bded00 100644
--- a/bitnami/drupal/8/debian-9/Dockerfile
+++ b/bitnami/drupal/8/debian-9/Dockerfile
@@ -1,4 +1,4 @@
-FROM bitnami/minideb-extras:stretch-r211
+FROM bitnami/minideb-extras:stretch-r212
 LABEL maintainer "Bitnami <containers@bitnami.com>"
 
 # Install required system packages and dependencies
@@ -17,7 +17,7 @@ ENV ALLOW_EMPTY_PASSWORD="no" \
     APACHE_HTTPS_PORT_NUMBER="443" \
     APACHE_HTTP_PORT_NUMBER="80" \
     BITNAMI_APP_NAME="drupal" \
-    BITNAMI_IMAGE_VERSION="8.6.3-debian-9-r19" \
+    BITNAMI_IMAGE_VERSION="8.6.3-debian-9-r20" \
     DRUPAL_DATABASE_NAME="bitnami_drupal" \
     DRUPAL_DATABASE_PASSWORD="" \
     DRUPAL_DATABASE_USER="bn_drupal" \
diff --git a/bitnami/drupal/README.md b/bitnami/drupal/README.md
index 88cbbcd34f59..32d26cdb0997 100644
--- a/bitnami/drupal/README.md
+++ b/bitnami/drupal/README.md
@@ -45,7 +45,7 @@ Learn more about the Bitnami tagging policy and the difference between rolling t
 * [`8-rhel-7`, `8.6.3-rhel-7-r10` (8/rhel-7/Dockerfile)](https://github.com/bitnami/bitnami-docker-drupal/blob/8.6.3-rhel-7-r10/8/rhel-7/Dockerfile)
 * [`8-php5-rhel-7`, `8.6.3-php5-rhel-7-r5` (8-php5/rhel-7/Dockerfile)](https://github.com/bitnami/bitnami-docker-drupal/blob/8.6.3-php5-rhel-7-r5/8-php5/rhel-7/Dockerfile)
 * [`8-ol-7`, `8.6.3-ol-7-r25` (8/ol-7/Dockerfile)](https://github.com/bitnami/bitnami-docker-drupal/blob/8.6.3-ol-7-r25/8/ol-7/Dockerfile)
-* [`8-debian-9`, `8.6.3-debian-9-r19`, `8`, `8.6.3`, `8.6.3-r19`, `latest` (8/debian-9/Dockerfile)](https://github.com/bitnami/bitnami-docker-drupal/blob/8.6.3-debian-9-r19/8/debian-9/Dockerfile)
+* [`8-debian-9`, `8.6.3-debian-9-r20`, `8`, `8.6.3`, `8.6.3-r20`, `latest` (8/debian-9/Dockerfile)](https://github.com/bitnami/bitnami-docker-drupal/blob/8.6.3-debian-9-r20/8/debian-9/Dockerfile)
 
 Subscribe to project updates by watching the [bitnami/drupal GitHub repo](https://github.com/bitnami/bitnami-docker-drupal).