diff --git a/test/completion/docstring.py b/test/completion/docstring.py
index 0b555881..bde2e7e8 100644
--- a/test/completion/docstring.py
+++ b/test/completion/docstring.py
@@ -33,12 +33,16 @@ def f(a, b):
     :type a:
     :param b: Just something
     :type b: ``
+    :rtype: 
     """
     #? 
     a
     #? 
     b
 
+#? 
+f()
+
 # -----------------
 # epydoc style
 # -----------------