diff --git a/Dockerfile b/Dockerfile
index df8573c5f7c003a2c5721ead0c457e9798905637..af3fc9c4d2dfe59fdf486e2cddf84f37ab05d044 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,6 +1,6 @@
 ARG BASE_REGISTRY=registry1.dso.mil
 ARG BASE_IMAGE=ironbank/redhat/ubi/ubi8
-ARG BASE_TAG=8.3
+ARG BASE_TAG=8.4
 FROM $BASE_REGISTRY/$BASE_IMAGE:$BASE_TAG
 
 MAINTAINER Crunchy Data <info@crunchydata.com>
@@ -63,4 +63,4 @@ ENTRYPOINT ["/opt/crunchy/bin/uid_postgres.sh"]
 
 USER 26
 
-CMD ["/opt/crunchy/bin/start.sh"]
\ No newline at end of file
+CMD ["/opt/crunchy/bin/start.sh"]
diff --git a/hardening_manifest.yaml b/hardening_manifest.yaml
index 881c5fddaedfbf3af5199df6811b6324b07224b9..798cdd0a1d2e1a64a86b9bdddff409592ac8a7bb 100644
--- a/hardening_manifest.yaml
+++ b/hardening_manifest.yaml
@@ -2230,30 +2230,6 @@ resources:
       type: sha256
       value: dffc8ca60da043a118fd13dbea1e585d82b9be8750b4acb7a959f641950db838
 
-  - filename: grub2-common-2.02-99.el8.noarch.rpm
-    url: http://mirror.centos.org/centos-8/8.4.2105/BaseOS/x86_64/os/Packages//grub2-common-2.02-99.el8.noarch.rpm
-    validation:
-      type: sha256
-      value: 4a08d5264e865548e65d31886c91b659b33a2c2ba39fd115b00af3ea0bc91a83
-
-  - filename: grub2-tools-2.02-99.el8.x86_64.rpm
-    url: http://mirror.centos.org/centos-8/8.4.2105/BaseOS/x86_64/os/Packages//grub2-tools-2.02-99.el8.x86_64.rpm
-    validation:
-      type: sha256
-      value: ffb306f226bf9b8b97ecc2ee4fc298cb016d459d2f3847144e065fbb30e60698
-
-  - filename: grub2-tools-minimal-2.02-99.el8.x86_64.rpm
-    url: http://mirror.centos.org/centos-8/8.4.2105/BaseOS/x86_64/os/Packages//grub2-tools-minimal-2.02-99.el8.x86_64.rpm
-    validation:
-      type: sha256
-      value: a7ae26b282cff8289a4bd20ee9683bc87e9f6a4c7d7ffce839f2d8a9d46c5734
-
-  - filename: grubby-8.40-41.el8.x86_64.rpm
-    url: http://mirror.centos.org/centos-8/8.4.2105/BaseOS/x86_64/os/Packages//grubby-8.40-41.el8.x86_64.rpm
-    validation:
-      type: sha256
-      value: 188c15ed6c943e47dd53002c2a2275b6c2a465db7901dcedbfaef225c607e64b
-
   - filename: libgudev-232-4.el8.x86_64.rpm
     url: http://mirror.centos.org/centos-8/8.4.2105/BaseOS/x86_64/os/Packages//libgudev-232-4.el8.x86_64.rpm
     validation:
@@ -2266,24 +2242,12 @@ resources:
       type: sha256
       value: aa8d1f77e2afea5018f4df761a5cffe7ab70e341e51cbf4c57ea53233b081ffc
 
-  - filename: memstrack-0.1.11-1.el8.x86_64.rpm
-    url: http://mirror.centos.org/centos-8/8.4.2105/BaseOS/x86_64/os/Packages//memstrack-0.1.11-1.el8.x86_64.rpm
-    validation:
-      type: sha256
-      value: efac6a249e1ab6e6e586db6d1f16c22c299667f464874a9612e280945077bf53
-
   - filename: openssh-server-8.0p1-6.el8_4.2.x86_64.rpm
     url: http://mirror.centos.org/centos-8/8.4.2105/BaseOS/x86_64/os/Packages//openssh-server-8.0p1-6.el8_4.2.x86_64.rpm
     validation:
       type: sha256
       value: 12cf61cf5893a095ef8d693dc8e9b4bdb26eacb31c2075d831b06d0b5ecdd13e
 
-  - filename: os-prober-1.74-6.el8.x86_64.rpm
-    url: http://mirror.centos.org/centos-8/8.4.2105/BaseOS/x86_64/os/Packages//os-prober-1.74-6.el8.x86_64.rpm
-    validation:
-      type: sha256
-      value: 91eb3bdf183ca4211207f1691be56b036d07442b421981fcf2a4a37c8b52b0f2
-
   - filename: blas-3.8.0-8.el8.x86_64.rpm
     url: http://mirror.centos.org/centos-8/8.4.2105/AppStream/x86_64/os/Packages//blas-3.8.0-8.el8.x86_64.rpm
     validation: