diff --git a/utils.py b/utils.py
index 98aeee052101c0eaf8ed7799e4f31e0640c82881_dXRpbHMucHk=..dccea8c73933d517abecdcdb886ce876a3529893_dXRpbHMucHk= 100644
--- a/utils.py
+++ b/utils.py
@@ -58,8 +58,8 @@
 def st_description(cls, funcnode, mainindex, tr):
     return '%s(%s)' % (
         tr(cls.name),
-        ', '.join(child.get_description(mainindex, tr)
-                  for child in iter_funcnode_variables(funcnode)))
+        ', '.join(sorted(child.get_description(mainindex, tr)
+                         for child in iter_funcnode_variables(funcnode))))
 
 FunctionDescr.st_description = classmethod(st_description)