diff --git a/modelscope/preprocessors/templates/loader.py b/modelscope/preprocessors/templates/loader.py
index 2fff5a69..3b04444d 100644
--- a/modelscope/preprocessors/templates/loader.py
+++ b/modelscope/preprocessors/templates/loader.py
@@ -368,4 +368,4 @@ class TemplateLoader:
         response = requests.get(url)
         response.raise_for_status()
         content = response.content
-        return content
+        return content.decode('utf-8')