diff --git a/.env b/.env
index 4eba292e..c9782935 100644
--- a/.env
+++ b/.env
@@ -65,8 +65,8 @@ SPDK_CENTOS_REPO_VER="9.0-21.el9"
 
 # Ceph Cluster
 CEPH_CLUSTER_VERSION="${CEPH_VERSION}"
-CEPH_BRANCH=main
-CEPH_SHA=latest
+CEPH_BRANCH=wip-leonidc-060125-epoch-filter-upgrade-centos9-only
+CEPH_SHA=e8972c85ae983e3f42f8f8d3d6a524cbedddfd4c
 
 CEPH_DEVEL_MGR_PATH=../ceph