diff --git a/.hgtags b/.hgtags
index d26ece2c63..96da359915 100644
--- a/.hgtags
+++ b/.hgtags
@@ -25,3 +25,4 @@ e6433dc6d0026b21c37dc743c56e83e7c00f9c62 5.8.0
 babfee19d2ddd0137a4a13cdd6cef47a6e514edd 6.0.0
 8723321d2e4a96de276bc07918cc5b8cbdc51321 6.2.0
 8ba4eb2aa140cafeb459b5a40c2fb4bec682619f 6.4.0
+07ef8f2fc7916ea4f065071ee3b35876c6081029 6.6.0