diff --git a/charm-interface-keystone-domain-backend b/charm-interface-keystone-domain-backend
index 891a7a22a1..1d9a7a7f3e 160000
--- a/charm-interface-keystone-domain-backend
+++ b/charm-interface-keystone-domain-backend
@@ -1 +1 @@
-Subproject commit 891a7a22a151e6f6854c9ec96d173351197b95f2
+Subproject commit 1d9a7a7f3e994b4f2b651e88f55ba287a5f87b1f