diff --git a/hardening_manifest.yaml b/hardening_manifest.yaml
index b836e97c3756f8933cc39ef472c2490ddaf41d1e..4f1155bf820f879acddae74ddf7851c624856eba 100644
--- a/hardening_manifest.yaml
+++ b/hardening_manifest.yaml
@@ -10,7 +10,7 @@ tags:
 # Build args passed to Dockerfile ARGs
 args:
   BASE_IMAGE: "redhat/ubi/ubi8"
-  BASE_TAG: "8.3"
+  BASE_TAG: "8.4"
 # Docker image labels
 labels:
   org.opencontainers.image.title: "Gitlab Ruby"