diff --git a/rpm/stream8-repo.yaml b/rpm/stream8-repo.yaml
index 19edeebbc..12318f333 100644
--- a/rpm/stream8-repo.yaml
+++ b/rpm/stream8-repo.yaml
@@ -1,9 +1,9 @@
 repositories:
 - arch: x86_64
-  baseurl: http://mirror.centos.org/centos/8-stream/BaseOS/x86_64/os/
+  baseurl: http://vault.centos.org/centos/8-stream/BaseOS/x86_64/os/
   name: centos/stream8-baseos-x86_64
   gpgkey: https://www.centos.org/keys/RPM-GPG-KEY-CentOS-Official
 - arch: x86_64
-  baseurl: http://mirror.centos.org/centos/8-stream/AppStream/x86_64/os/
+  baseurl: http://vault.centos.org/centos/8-stream/AppStream/x86_64/os/
   name: centos/stream8-appstream-x86_64
   gpgkey: https://www.centos.org/keys/RPM-GPG-KEY-CentOS-Official
diff --git a/virt-v2v/warm/BUILD.bazel b/virt-v2v/warm/BUILD.bazel
index 1dbd5f4df..e9ce75e29 100644
--- a/virt-v2v/warm/BUILD.bazel
+++ b/virt-v2v/warm/BUILD.bazel
@@ -188,7 +188,7 @@ rpmtree(
         "@jansson-0__2.14-1.el8.x86_64//rpm",
         "@json-c-0__0.13.1-3.el8.x86_64//rpm",
         "@json-glib-0__1.4.4-1.el8.x86_64//rpm",
-        "@kernel-core-0__4.18.0-553.5.1.el8.x86_64//rpm",
+        "@kernel-core-0__4.18.0-553.6.1.el8.x86_64//rpm",
         "@keyutils-0__1.5.10-9.el8.x86_64//rpm",
         "@keyutils-libs-0__1.5.10-9.el8.x86_64//rpm",
         "@kmod-0__25-20.el8.x86_64//rpm",
diff --git a/virt-v2v/warm/WORKSPACE b/virt-v2v/warm/WORKSPACE
index ce25cbaa2..3388a9b2c 100644
--- a/virt-v2v/warm/WORKSPACE
+++ b/virt-v2v/warm/WORKSPACE
@@ -955,10 +955,10 @@ rpm(
 )
 
 rpm(
-    name = "kernel-core-0__4.18.0-553.5.1.el8.x86_64",
-    sha256 = "a54a00fbf339b93749cc683526707f429e8800b2bedcf51b9b53fc56d95b8e5f",
+    name = "kernel-core-0__4.18.0-553.6.1.el8.x86_64",
+    sha256 = "5606355733a4fbfdf7e9e646a8fd3f796a56b2cf6e1ab72829d45dfa97d927cf",
     urls = [
-        "http://mirror.centos.org/centos/8-stream/BaseOS/x86_64/os/Packages/kernel-core-4.18.0-553.5.1.el8.x86_64.rpm",
+        "http://vault.centos.org/centos/8-stream/BaseOS/x86_64/os/Packages/kernel-core-4.18.0-553.6.1.el8.x86_64.rpm",
     ],
 )