diff --git a/c7n/policy.py b/c7n/policy.py
index f2cfe1020fd..f7b5dc86291 100644
--- a/c7n/policy.py
+++ b/c7n/policy.py
@@ -1239,6 +1239,10 @@ def expand_variables(self, variables):
 
         # Update ourselves in place
         self.data = updated
+
+        # NOTE rebuild the policy conditions base on the new self.data
+        self.conditions = PolicyConditions(self, self.data)
+
         # Reload filters/actions using updated data, we keep a reference
         # for some compatiblity preservation work.
         m = self.resource_manager