diff --git a/bitnami/postgresql/11/debian-9/Dockerfile b/bitnami/postgresql/11/debian-9/Dockerfile
index cee4d1723db2..1b02b43e38e5 100644
--- a/bitnami/postgresql/11/debian-9/Dockerfile
+++ b/bitnami/postgresql/11/debian-9/Dockerfile
@@ -1,4 +1,4 @@
-FROM bitnami/minideb-extras-base:stretch-r303
+FROM bitnami/minideb-extras-base:stretch-r304
 LABEL maintainer "Bitnami <containers@bitnami.com>"
 
 ENV BITNAMI_PKG_CHMOD="-R g+rwX" \
@@ -16,7 +16,7 @@ RUN echo 'en_US.UTF-8 UTF-8' >> /etc/locale.gen && locale-gen
 COPY rootfs /
 RUN /postunpack.sh
 ENV BITNAMI_APP_NAME="postgresql" \
-    BITNAMI_IMAGE_VERSION="11.4.0-debian-9-r27" \
+    BITNAMI_IMAGE_VERSION="11.4.0-debian-9-r28" \
     LANG="en_US.UTF-8" \
     LANGUAGE="en_US:en" \
     NAMI_PREFIX="/.nami" \
diff --git a/bitnami/postgresql/11/debian-9/rootfs/postunpack.sh b/bitnami/postgresql/11/debian-9/rootfs/postunpack.sh
index e74d4be9d398..9ac77d65d696 100755
--- a/bitnami/postgresql/11/debian-9/rootfs/postunpack.sh
+++ b/bitnami/postgresql/11/debian-9/rootfs/postunpack.sh
@@ -6,7 +6,7 @@
 . /libfs.sh
 . /libpostgresql.sh
 
-# Load MySQL environment variables
+# Load PostgreSQL environment variables
 eval "$(postgresql_env)"
 
 for dir in "$POSTGRESQL_INITSCRIPTS_DIR" "$POSTGRESQL_TMP_DIR" "$POSTGRESQL_LOG_DIR" "$POSTGRESQL_CONF_DIR" "${POSTGRESQL_CONF_DIR}/conf.d" "$POSTGRESQL_VOLUME_DIR"; do
diff --git a/bitnami/postgresql/README.md b/bitnami/postgresql/README.md
index 9133429c6e5a..9a8ace7db8f7 100644
--- a/bitnami/postgresql/README.md
+++ b/bitnami/postgresql/README.md
@@ -45,14 +45,14 @@ Learn more about the Bitnami tagging policy and the difference between rolling t
 
 
 * [`11-ol-7`, `11.4.0-ol-7-r32` (11/ol-7/Dockerfile)](https://github.com/bitnami/bitnami-docker-postgresql/blob/11.4.0-ol-7-r32/11/ol-7/Dockerfile)
-* [`11-debian-9`, `11.4.0-debian-9-r27`, `11`, `11.4.0`, `11.4.0-r27`, `latest` (11/debian-9/Dockerfile)](https://github.com/bitnami/bitnami-docker-postgresql/blob/11.4.0-debian-9-r27/11/debian-9/Dockerfile)
-* [`11-centos-7`, `11.4.0-centos-7-r29` (11/centos-7/Dockerfile)](https://github.com/bitnami/bitnami-docker-postgresql/blob/11.4.0-centos-7-r29/11/centos-7/Dockerfile)
+* [`11-debian-9`, `11.4.0-debian-9-r28`, `11`, `11.4.0`, `11.4.0-r28`, `latest` (11/debian-9/Dockerfile)](https://github.com/bitnami/bitnami-docker-postgresql/blob/11.4.0-debian-9-r28/11/debian-9/Dockerfile)
+* [`11-centos-7`, `11.4.0-centos-7-r30` (11/centos-7/Dockerfile)](https://github.com/bitnami/bitnami-docker-postgresql/blob/11.4.0-centos-7-r30/11/centos-7/Dockerfile)
 * [`10-ol-7`, `10.9.0-ol-7-r31` (10/ol-7/Dockerfile)](https://github.com/bitnami/bitnami-docker-postgresql/blob/10.9.0-ol-7-r31/10/ol-7/Dockerfile)
 * [`10-debian-9`, `10.9.0-debian-9-r30`, `10`, `10.9.0`, `10.9.0-r30` (10/debian-9/Dockerfile)](https://github.com/bitnami/bitnami-docker-postgresql/blob/10.9.0-debian-9-r30/10/debian-9/Dockerfile)
 * [`10-centos-7`, `10.9.0-centos-7-r30` (10/centos-7/Dockerfile)](https://github.com/bitnami/bitnami-docker-postgresql/blob/10.9.0-centos-7-r30/10/centos-7/Dockerfile)
 * [`9.6-ol-7`, `9.6.14-ol-7-r33` (9.6/ol-7/Dockerfile)](https://github.com/bitnami/bitnami-docker-postgresql/blob/9.6.14-ol-7-r33/9.6/ol-7/Dockerfile)
 * [`9.6-debian-9`, `9.6.14-debian-9-r29`, `9.6`, `9.6.14`, `9.6.14-r29` (9.6/debian-9/Dockerfile)](https://github.com/bitnami/bitnami-docker-postgresql/blob/9.6.14-debian-9-r29/9.6/debian-9/Dockerfile)
-* [`9.6-centos-7`, `9.6.14-centos-7-r29` (9.6/centos-7/Dockerfile)](https://github.com/bitnami/bitnami-docker-postgresql/blob/9.6.14-centos-7-r29/9.6/centos-7/Dockerfile)
+* [`9.6-centos-7`, `9.6.14-centos-7-r30` (9.6/centos-7/Dockerfile)](https://github.com/bitnami/bitnami-docker-postgresql/blob/9.6.14-centos-7-r30/9.6/centos-7/Dockerfile)
 
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