diff --git a/.hgtags b/.hgtags
index 8cba8af..743c302 100644
--- a/.hgtags
+++ b/.hgtags
@@ -15,3 +15,4 @@ c2dc6e154027ab8fc13eba8a440ea43568c37d8b 0.4.4
 9e58092577ebf033bd8b95dc50905e518ff4a7ea 0.4.9
 129c8fa7451a75c71f5e2fd54686896b266fefc8 0.5.0
 1f1265fd99f1dda764dfa5ba3b4f34093203eaf5 0.5.1
+f7d1effbb6e19cc233a139510c04f0f3aad83dd7 0.5.2