diff --git a/.hgtags b/.hgtags
index f2e58a48c5..0d2e6515a4 100644
--- a/.hgtags
+++ b/.hgtags
@@ -13,3 +13,4 @@ ff1148333f73fefead55cc6873396503510b4dfc 2.6.0
 ed8e0f4ef9c2afe9bfd5e6226f1d2fcd919ed77a 4.0.0
 61d2d33b25edf8780a156f8ba7345959104bdc59 4.2.0
 4856a52b3c4d21c7d847aecef4cf98ea86b0799a 4.4.0
+c50491c745dac44e25636f89a6b75801dbfab983 4.6.0