diff --git a/tripleo_common/constants.py b/tripleo_common/constants.py
index fb3bfbcbe..998cb63d3 100644
--- a/tripleo_common/constants.py
+++ b/tripleo_common/constants.py
@@ -160,6 +160,7 @@ DO_NOT_ROTATE_LIST = (
     'CephClusterFSID',
     'CephManilaClientKey',
     'CephRgwKey',
+    'HeatAuthEncryptionKey',
 )
 
 PLAN_NAME_PATTERN = '^[a-zA-Z0-9-]+$'