diff --git a/Dockerfile b/Dockerfile
index e3d3e719536ac8c4b8c8ff99491f5c72337159da..2d58fc29a771330d3935b2f65b03371269280a00 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,12 +1,11 @@
-ARG BASE_REGISTRY=nexus-docker-secure.levelup-dev.io
-ARG BASE_IMAGE=redhat/ubi/ubi8
-ARG BASE_TAG=8.2
+ARG BASE_REGISTRY=registry1.dso.mil
+ARG BASE_IMAGE=ironbank/redhat/ubi/ubi8
+ARG BASE_TAG=latest
 
 FROM istio/mixer:1.6.14 AS base
 
 FROM ${BASE_REGISTRY}/${BASE_IMAGE}:${BASE_TAG}
 
-
 COPY --from=base /usr/local/bin/mixs /usr/local/bin/mixs
 
 USER 1001
diff --git a/hardening_manifest.yaml b/hardening_manifest.yaml
index 5d7d6e3145524952b977a2aa575630b07f5395b2..1e81f50e8dd91c772fae4f5d0953f2aacfed7fac 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"
 
 # Docker image labels
 labels: