diff --git a/.hgtags b/.hgtags
index 79381de90..1394c82d5 100644
--- a/.hgtags
+++ b/.hgtags
@@ -40,3 +40,4 @@ c975274c9707b1f07d94cc51f205c351122131a5 ns-3.5
 8996042990466b1eda718a848e1c02923c0add74 ns-3.6-RC2
 79ff6ad1adbb7b4677759ddf52028b68b0515168 ns-3.6-RC3
 39a82d7a0d661febe42e75f26ada79424258e330 ns-3.6-RC4
+d55c479666ac6be0575fac695ddf355c0530e0dd ns-3.6