diff --git a/.hgtags b/.hgtags
index 6c9152b7d..ea544db2e 100644
--- a/.hgtags
+++ b/.hgtags
@@ -24,3 +24,4 @@ fa1c7b813873cfa251be7d1b7cea38373fe82fa1 ns-3.2-RC3
 2ecac911b3ec40d73ab8301471bea6d9ba5b9885 ns-3.2
 f33cbf6b051c51d92db41b6fa825437958fbf801 ns-3.3-RC1
 0000000000000000000000000000000000000000 ns-3.3-RC1
+a84f2ab246e691a88b527a84ce21896b95080070 ns-3.3-RC1