diff --git a/ceph_devstack/config.toml b/ceph_devstack/config.toml
index af07ab67..af465c37 100644
--- a/ceph_devstack/config.toml
+++ b/ceph_devstack/config.toml
@@ -20,4 +20,4 @@ count = 3
 image = "quay.io/ceph-infra/teuthology-testnode:latest"
 
 [containers.teuthology]
-image = "quay.io/ceph-infra/teuthology-dev:latest"
+image = "quay.io/ceph-infra/teuthology-dev:main"