diff --git a/.env b/.env
index adbe1dd9..2d8a7755 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-epoch-filter-copy1
+CEPH_SHA=27dfe45e660a7b999e18346fa27bfac5d7f5ff0e
 
 CEPH_DEVEL_MGR_PATH=../ceph