diff --git a/comanage-registry-mailman/apache-shib/Dockerfile b/comanage-registry-mailman/apache-shib/Dockerfile
index 5fb115f..993d4ca 100644
--- a/comanage-registry-mailman/apache-shib/Dockerfile
+++ b/comanage-registry-mailman/apache-shib/Dockerfile
@@ -25,7 +25,7 @@ FROM comanage-registry-shibboleth-sp-base:${COMANAGE_REGISTRY_SHIBBOLETH_SP_VERS
 
 FROM comanage-registry-base:${COMANAGE_REGISTRY_VERSION}-${COMANAGE_REGISTRY_BASE_IMAGE_VERSION} AS comanage-registry-base
 
-FROM httpd:2.4
+FROM httpd:2.4.38
 
 RUN apt-get update && apt-get install -y \
          curl \