diff --git a/charm-interface-designate b/charm-interface-designate
index a458d7ebc6..27d7ff4652 160000
--- a/charm-interface-designate
+++ b/charm-interface-designate
@@ -1 +1 @@
-Subproject commit a458d7ebc6be0d09652d26037d2c811da3e4b2fd
+Subproject commit 27d7ff46520d17ecf8a696453f8e4694e88a8796