diff --git a/content/Building Systems with the ChatGPT API/utils_ch.py b/content/Building Systems with the ChatGPT API/utils_zh.py
similarity index 99%
rename from content/Building Systems with the ChatGPT API/utils_ch.py
rename to content/Building Systems with the ChatGPT API/utils_zh.py
index dde2215..33be701 100644
--- a/content/Building Systems with the ChatGPT API/utils_ch.py	
+++ b/content/Building Systems with the ChatGPT API/utils_zh.py	
@@ -757,4 +757,4 @@ def create_products():
     with open(products_file, 'w') as file:
         json.dump(products, file)
         
-    return products
\ No newline at end of file
+    return products