typo

diff --git a/lib/sqlalchemy/orm/session.py b/lib/sqlalchemy/orm/session.py
index c731baa8feb64d2b5f6b8ccba86a994dcfa497dd..4f51d04c653edd5e39d2cc67479c0465f62f3451 100644 (file)
--- a/lib/sqlalchemy/orm/session.py
+++ b/lib/sqlalchemy/orm/session.py
@@ -1026,7 +1026,7 @@ class Session(object):
             self._new.pop(state)
             state.detach()
 
-    @util.deprecated("The non-weak-referencing identity map "
+    @util.deprecated("0.7", "The non-weak-referencing identity map "
                         "feature is no longer needed.")
     def prune(self):
         """Remove unreferenced instances cached in the identity map.