diff --git a/charm-interface-ceph-mds b/charm-interface-ceph-mds
index 34a4dcc0ec..3347a74bc3 160000
--- a/charm-interface-ceph-mds
+++ b/charm-interface-ceph-mds
@@ -1 +1 @@
-Subproject commit 34a4dcc0ecb6853b816f398d381e03f1ccba098b
+Subproject commit 3347a74bc36e7ffa9af88ffdb2e233177bc9e049