diff --git a/.hgtags b/.hgtags
index 1394c82d5..d0737c2e5 100644
--- a/.hgtags
+++ b/.hgtags
@@ -41,3 +41,4 @@ c975274c9707b1f07d94cc51f205c351122131a5 ns-3.5
 79ff6ad1adbb7b4677759ddf52028b68b0515168 ns-3.6-RC3
 39a82d7a0d661febe42e75f26ada79424258e330 ns-3.6-RC4
 d55c479666ac6be0575fac695ddf355c0530e0dd ns-3.6
+892efc87a1518fb69b04628c779195aee139d33e ns-3.7-RC3