diff --git a/.hgtags b/.hgtags
index ff79c2681269af10a1d556553d6c7d0a3651aafa..b21180d056d85b780c1d883d25ec3d642cf423a1 100755
--- a/.hgtags
+++ b/.hgtags
@@ -531,3 +531,4 @@ b4d76b5590fdf8bab72c64442353753a527cbc44 5.0.5-release
 abcab37e1b29414ab8c03af9ca2ab489d809788a 5.0.7-release
 505a492f30bd925bb48e2e093ae77c3c2b4c740f 5.0.8-release
 40ca7118765be85a043b31b011e4ee6bd9e33c95 5.0.9-release
+ad0e15543836d64d6399d28b32852510435e344a 5.1.0-release