diff --git a/bitnami/solr/7/ol-7/Dockerfile b/bitnami/solr/7/ol-7/Dockerfile
index 4c356c25c43d..30f8a7b46a7e 100644
--- a/bitnami/solr/7/ol-7/Dockerfile
+++ b/bitnami/solr/7/ol-7/Dockerfile
@@ -1,4 +1,4 @@
-FROM bitnami/oraclelinux-extras:7-r63
+FROM bitnami/oraclelinux-extras:7-r66
 LABEL maintainer "Bitnami <containers@bitnami.com>"
 
 ENV BITNAMI_PKG_CHMOD="-R g+rwX" \
@@ -11,7 +11,7 @@ RUN bitnami-pkg unpack solr-7.4.0-2 --checksum b9f3e37b498c004d9b3bea8dcbabb3d18
 
 COPY rootfs /
 ENV BITNAMI_APP_NAME="solr" \
-    BITNAMI_IMAGE_VERSION="7.4.0-ol-7-r37" \
+    BITNAMI_IMAGE_VERSION="7.4.0-ol-7-r38" \
     PATH="/opt/bitnami/java/bin:/opt/bitnami/solr/bin:$PATH" \
     SOLR_CORE="" \
     SOLR_CORE_CONF_DIR="_default" \
diff --git a/bitnami/solr/README.md b/bitnami/solr/README.md
index da0b2e41151f..8812d5c49ebb 100644
--- a/bitnami/solr/README.md
+++ b/bitnami/solr/README.md
@@ -31,8 +31,10 @@ $ docker-compose up -d
 
 > NOTE: Debian 8 images have been deprecated in favor of Debian 9 images. Bitnami will not longer publish new Docker images based on Debian 8.
 
+Learn more about the Bitnami tagging policy and the difference between rolling tags and immutable tags [in our documentation page](https://docs.bitnami.com/containers/how-to/understand-rolling-tags-containers/).
 
-* [`7-ol-7`, `7.4.0-ol-7-r37` (7/ol-7/Dockerfile)](https://github.com/bitnami/bitnami-docker-solr/blob/7.4.0-ol-7-r37/7/ol-7/Dockerfile)
+
+* [`7-ol-7`, `7.4.0-ol-7-r38` (7/ol-7/Dockerfile)](https://github.com/bitnami/bitnami-docker-solr/blob/7.4.0-ol-7-r38/7/ol-7/Dockerfile)
 * [`7-debian-9`, `7.4.0-debian-9-r31`, `7`, `7.4.0`, `7.4.0-r31`, `latest` (7/Dockerfile)](https://github.com/bitnami/bitnami-docker-solr/blob/7.4.0-debian-9-r31/7/Dockerfile)
 
 Subscribe to project updates by watching the [bitnami/solr GitHub repo](https://github.com/bitnami/bitnami-docker-solr).