diff --git a/docker-alfresco/Dockerfile b/docker-alfresco/Dockerfile
index add493421..2cbe6f49a 100644
--- a/docker-alfresco/Dockerfile
+++ b/docker-alfresco/Dockerfile
@@ -1,5 +1,5 @@
 ARG BASE_IMAGE
-FROM ${BASE_IMAGE}
+FROM alfresco/alfresco-base-tomcat:tomcat10-jre21-rockylinux9@sha256:ed568167f4c28efc9db4c5bc44a882ee117c475463b526b21ada99e1b6d568dd
 
 # Set default docker_context.
 ARG resource_path=target
@@ -32,4 +32,4 @@ RUN chgrp -R ${GROUPNAME} ${TOMCAT_DIR}/webapps ${TOMCAT_DIR}/amps ${TOMCAT_DIR}
     chmod -R g+r ${TOMCAT_DIR}/webapps && \
     chmod 664 ${TOMCAT_DIR}/amps/*
 
-USER ${IMAGEUSERNAME}
\ No newline at end of file
+USER ${IMAGEUSERNAME}
diff --git a/docker-share/ags/Dockerfile b/docker-share/ags/Dockerfile
index 02cac9370..405c8f4e4 100644
--- a/docker-share/ags/Dockerfile
+++ b/docker-share/ags/Dockerfile
@@ -1,6 +1,6 @@
 ### Apply AGS community share AMP to Share image
 ARG BASE_IMAGE
-FROM ${BASE_IMAGE}
+FROM alfresco/alfresco-base-tomcat:tomcat10-jre21-rockylinux9@sha256:ed568167f4c28efc9db4c5bc44a882ee117c475463b526b21ada99e1b6d568dd
 
 LABEL quay.expires-after=${docker.quay-expires.value}