diff --git a/musicutil/commands/process_command.py b/musicutil/commands/process_command.py
index 00712b6..47cf666 100644
--- a/musicutil/commands/process_command.py
+++ b/musicutil/commands/process_command.py
@@ -103,10 +103,13 @@ class ProcessCommand():
         print("Adding ReplayGain Tags")
 
         for file in self.state.files:
+            # Even though r128gain has a flag to skip when tags already exist
+            # it's very slow compared to just checking when getting tags
+            # so skip early
             if self.args.replaygain == "skip_existing":
                 if file.tags.has_replaygain:
                     continue
             print(
                 f"Adding ReplayGain Tags to \"{file.filename}.{file.extension}\"")
 
-            do_replaygain(file)
+            do_replaygain(file, False)