diff --git a/bin/vcmp b/bin/vcmp
index 7e42d77..72ab703 100755
--- a/bin/vcmp
+++ b/bin/vcmp
@@ -206,7 +206,7 @@ def process_directory(
 
             # Determine destination path, remove source if already exists and requested
             target_path = destination_dir / filepath.relative_to(source_dir)
-            target_path = target_path.with_suffix(".cmp" + target_path.suffix)
+            target_path = target_path.with_suffix(".cmp.mp4")
             if target_path.exists():
                 if remove_source:
                     logging.info(f"Removing source file {filepath} as compressed version exists")