diff --git a/bitnami/moodle/3/debian-9/Dockerfile b/bitnami/moodle/3/debian-9/Dockerfile
index dfe12b769bb2..b2be0b140008 100644
--- a/bitnami/moodle/3/debian-9/Dockerfile
+++ b/bitnami/moodle/3/debian-9/Dockerfile
@@ -1,4 +1,4 @@
-FROM bitnami/minideb-extras:stretch-r411
+FROM bitnami/minideb-extras:stretch-r412
 LABEL maintainer "Bitnami <containers@bitnami.com>"
 
 # Install required system packages and dependencies
@@ -19,7 +19,7 @@ ENV ALLOW_EMPTY_PASSWORD="no" \
     APACHE_SET_HTTPS_PORT="no" \
     APACHE_SET_HTTP_PORT="no" \
     BITNAMI_APP_NAME="moodle" \
-    BITNAMI_IMAGE_VERSION="3.7.1-debian-9-r0" \
+    BITNAMI_IMAGE_VERSION="3.7.1-debian-9-r1" \
     MARIADB_HOST="mariadb" \
     MARIADB_PORT_NUMBER="3306" \
     MARIADB_ROOT_PASSWORD="" \
diff --git a/bitnami/moodle/README.md b/bitnami/moodle/README.md
index 550caa276394..b9d569ca045c 100644
--- a/bitnami/moodle/README.md
+++ b/bitnami/moodle/README.md
@@ -39,7 +39,7 @@ Learn more about the Bitnami tagging policy and the difference between rolling t
 
 
 * [`3-ol-7`, `3.7.1-ol-7-r1` (3/ol-7/Dockerfile)](https://github.com/bitnami/bitnami-docker-moodle/blob/3.7.1-ol-7-r1/3/ol-7/Dockerfile)
-* [`3-debian-9`, `3.7.1-debian-9-r0`, `3`, `3.7.1`, `3.7.1-r0`, `latest` (3/debian-9/Dockerfile)](https://github.com/bitnami/bitnami-docker-moodle/blob/3.7.1-debian-9-r0/3/debian-9/Dockerfile)
+* [`3-debian-9`, `3.7.1-debian-9-r1`, `3`, `3.7.1`, `3.7.1-r1`, `latest` (3/debian-9/Dockerfile)](https://github.com/bitnami/bitnami-docker-moodle/blob/3.7.1-debian-9-r1/3/debian-9/Dockerfile)
 
 Subscribe to project updates by watching the [bitnami/moodle GitHub repo](https://github.com/bitnami/bitnami-docker-moodle).