diff --git a/jedi/api/__init__.py b/jedi/api/__init__.py
index b385e116..8b72e26f 100644
--- a/jedi/api/__init__.py
+++ b/jedi/api/__init__.py
@@ -561,7 +561,7 @@ class Interpreter(Script):
 
     >>> from os.path import join
     >>> namespace = locals()
-    >>> script = Interpreter('join().up', [namespace])
+    >>> script = Interpreter('join("").up', [namespace])
     >>> print(script.completions()[0].name)
     upper
     """
diff --git a/test/test_api/test_interpreter.py b/test/test_api/test_interpreter.py
index ef2262d4..25653558 100644
--- a/test/test_api/test_interpreter.py
+++ b/test/test_api/test_interpreter.py
@@ -17,13 +17,13 @@ class TestInterpreterAPI(TestCase):
 
     def test_complete_raw_function(self):
         from os.path import join
-        self.check_interpreter_complete('join().up',
+        self.check_interpreter_complete('join("").up',
                                         locals(),
                                         ['upper'])
 
     def test_complete_raw_function_different_name(self):
         from os.path import join as pjoin
-        self.check_interpreter_complete('pjoin().up',
+        self.check_interpreter_complete('pjoin("").up',
                                         locals(),
                                         ['upper'])