diff --git a/Tools/cases_generator/opcode_metadata_generator.py b/Tools/cases_generator/opcode_metadata_generator.py
index 427bb54e5fe..9b7df9a54c7 100644
--- a/Tools/cases_generator/opcode_metadata_generator.py
+++ b/Tools/cases_generator/opcode_metadata_generator.py
@@ -366,7 +366,7 @@ arg_parser = argparse.ArgumentParser(
 )
 
 
-DEFAULT_OUTPUT = ROOT / "Include/internal/pycore_uop_metadata.h"
+DEFAULT_OUTPUT = ROOT / "Include/internal/pycore_opcode_metadata.h"
 
 
 arg_parser.add_argument(