diff --git a/sat/tools/common/template.py b/sat/tools/common/template.py
index bc92b746..d8afb7ef 100644
--- a/sat/tools/common/template.py
+++ b/sat/tools/common/template.py
@@ -1007,6 +1007,8 @@ class Renderer(object):
 
         if css_files is None:
             css_files, css_files_noscript = self.getCSSFiles(template_data)
+        else:
+            css_files_noscript = []
 
         kwargs["icon_defs"] = self._icon_defs
         kwargs["icon"] = self._icon_use