diff --git a/Dockerfile b/Dockerfile
index cb14255cdc8f5220e986407ce1ff22559d3067c3..c2b9a69cad510312814f4dd0e8dd5cb8d7c3f7a9 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -4,7 +4,7 @@
 ################################################################################
 ARG BASE_REGISTRY=registry1.dsop.io
 ARG BASE_IMAGE=ironbank/redhat/ubi/ubi8
-ARG BASE_TAG=8.3
+ARG BASE_TAG=8.4
 
 FROM ${BASE_REGISTRY}/${BASE_IMAGE}:${BASE_TAG} as prep_files
 
diff --git a/hardening_manifest.yaml b/hardening_manifest.yaml
index 059852fa2371a5ca20496239252683c560647d2e..50ea7111e8a2626bbeb49940a20fc1867d74773d 100644
--- a/hardening_manifest.yaml
+++ b/hardening_manifest.yaml
@@ -14,7 +14,7 @@ tags:
 # Build args passed to Dockerfile ARGs
 args:
   BASE_IMAGE: "redhat/ubi/ubi8"
-  BASE_TAG: "8.3"
+  BASE_TAG: "8.4"
   BASE_REGISTRY: registry1.dsop.io
   ELASTIC_STACK: "7.13.1"
   ELASTIC_PRODUCT: "filebeat"