diff --git a/.hgtags b/.hgtags
index 942f6c7fe1..64dbfee064 100644
--- a/.hgtags
+++ b/.hgtags
@@ -116,3 +116,4 @@ dc5e410f0b4c32ab11dc992593a2bcf5f607381b weekly
 2d8bc3c94ecb3ec8f70556d5fd237788903c7281 go1.0.3
 2d8bc3c94ecb3ec8f70556d5fd237788903c7281 release
 35da6063e57f8cefc82ba1ea542c4d9393ea9dfd go1.1rc2
+5a15f0dae37931da46f0356cf4cffe775a061c12 go1.1rc3