diff --git a/tools/reccmp/reccmp.py b/tools/reccmp/reccmp.py
index 30b89d5c..610b10d8 100755
--- a/tools/reccmp/reccmp.py
+++ b/tools/reccmp/reccmp.py
@@ -414,7 +414,6 @@ def can_resolve_register_differences(original_asm, new_asm):
 
 # Generate basename of original file, used in locating OFFSET lines
 basename = os.path.basename(os.path.splitext(original)[0])
-pattern = '// OFFSET:'
 
 for srcfilename in walk_source_dir(source):
   with open(srcfilename, 'r') as srcfile: