diff --git a/charm-cinder-purestorage b/charm-cinder-purestorage
index e25b8e0394..b4daf2f7fa 160000
--- a/charm-cinder-purestorage
+++ b/charm-cinder-purestorage
@@ -1 +1 @@
-Subproject commit e25b8e0394213c5a139e15251f4cc631ee0fb00c
+Subproject commit b4daf2f7faf5e1cfc034c4d78ce4f95ba3cb296c