From 3a9ef9cae77f7c66b9e70c4ade64debe448052ee Mon Sep 17 00:00:00 2001
From: Patrick <patrick@elmer.ws>
Date: Mon, 30 Jan 2023 22:15:08 +0900
Subject: [PATCH] Fix categories in signature

---
 soundchanger/change.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/soundchanger/change.py b/soundchanger/change.py
index e19126a..c4d1fcd 100644
--- a/soundchanger/change.py
+++ b/soundchanger/change.py
@@ -1,7 +1,7 @@
 import re
 
 
-def apply(change, string, categories=None, apply=True):
+def apply(change, string, categories={}, apply=True):
     """Apply a sound change to a given string"""
 
     if not apply: