diff --git a/.hgtags b/.hgtags
index 1df67f4af..80b20a7fb 100644
--- a/.hgtags
+++ b/.hgtags
@@ -421,3 +421,5 @@ e9f3fe0368bc84b237fc9c57a094a31cc4c0d4a0 FIREFOX_5_0b6_BUILD1_RUNTIME
 398134f11b1349b2289db54158c47269ea0dc7a4 FIREFOX_3_6_18_RELEASE_RUNTIME
 8d73b2c37487f7d2c5c62813462fa35d6522b3cd FIREFOX_4_0_1_BUILD1_RUNTIME
 9fb162782735c7deedcc2efb3271cb965a16766c FIREFOX_4_0_1_BUILD1_RUNTIME
+8d73b2c37487f7d2c5c62813462fa35d6522b3cd FIREFOX_4_0_1_RELEASE_RUNTIME
+9fb162782735c7deedcc2efb3271cb965a16766c FIREFOX_4_0_1_RELEASE_RUNTIME