diff --git a/regex_patterns/TrueHD (Missing Groups).yml b/regex_patterns/TrueHD (Missing Groups).yml
index 0affd4e..6aea80d 100644
--- a/regex_patterns/TrueHD (Missing Groups).yml	
+++ b/regex_patterns/TrueHD (Missing Groups).yml	
@@ -1,5 +1,5 @@
 name: TrueHD (Missing Groups)
-pattern: True[ .-]?HD|W4NK3R|HQMUX|TRiToN|EPSiLON|NoGroup|PmP.
+pattern: (?<=^|[\s.-])TRiToN|EPSiLON|NoGroup|PmP\b
 description: Matches groups who mislabel TrueHD
 tags:
 - Audio