diff --git a/.hgtags b/.hgtags
index b1a3ead1..24a4f7c6 100644
--- a/.hgtags
+++ b/.hgtags
@@ -4,3 +4,4 @@ e877885fac80be71822641f7a9122cebc9812521 sourcemod-1.1.1
 b3ffa8a4511c4eadaf533fc790aa6b14f7f0c6ea sourcemod-1.1.2
 3a73bbf60f34befa9b66be03fa5974b394bb3411 sourcemod-1.2.0
 78a1f1b1c6fa86fd7691c70ebf48a9fb3dfb3c11 sourcemod-1.5.0
+5574bfe07731b7dba171c1300f6022319d2dbc89 sourcemod-1.5.1