diff --git a/.hgtags b/.hgtags
index 1ef29aa6ce3..6a3cea77736 100644
--- a/.hgtags
+++ b/.hgtags
@@ -66,3 +66,4 @@ c041b362bb04d8cf1753c47bbb26ade416da8658 v2.5a0
 d49b198f545cd82fbf735a22979c332b8a97eecb v2.5b1
 03b6fe57cd6df5bb34ca19f4b760b943186cc806 v2.5b2
 c0abb18299b442e1160d2f958bce18f66850caa9 v2.5b3
+2dc64d570e8d7a4498ab850108c85709c276df93 v2.5c1