diff --git a/jedi/__init__.py b/jedi/__init__.py
index a97fa88c..83b69efa 100644
--- a/jedi/__init__.py
+++ b/jedi/__init__.py
@@ -40,9 +40,7 @@ import sys
 # imports and circular imports... Just avoid it:
 sys.path.insert(0, __path__[0])
 
-from .api import (
-    Script, Interpreter, NotFoundError, set_debug_function, _quick_complete,
-)
+from .api import Script, Interpreter, NotFoundError, set_debug_function
 from . import settings
 
 sys.path.pop(0)
diff --git a/jedi/api.py b/jedi/api.py
index fb7f2d09..dd4dd5e9 100644
--- a/jedi/api.py
+++ b/jedi/api.py
@@ -577,25 +577,3 @@ def set_debug_function(func_cb=debug.print_to_stdout, warnings=True,
     debug.enable_warning = warnings
     debug.enable_notice = notices
     debug.enable_speed = speed
-
-
-def _quick_complete(source):
-    """
-    Convenience function to complete a source string at the end.
-
-    Example:
-
-    >>> _quick_complete('''
-    ... import datetime
-    ... datetime.da''')                                 #doctest: +ELLIPSIS
-    [<Completion: date>, <Completion: datetime>, ...]
-
-    :param source: The source code to be completed.
-    :type source: string
-    :return: Completion objects as returned by :meth:`complete`.
-    :rtype: list of :class:`api_classes.Completion`
-    """
-    lines = re.sub(r'[\n\r\s]*$', '', source).splitlines()
-    pos = len(lines), len(lines[-1])
-    script = Script(source, pos[0], pos[1], '')
-    return script.completions()
diff --git a/test/test_regression.py b/test/test_regression.py
index 783c4c9e..ca1b87b6 100755
--- a/test/test_regression.py
+++ b/test/test_regression.py
@@ -430,27 +430,6 @@ class TestFeature(TestBase):
         any_re"""
         self.assertEqual(self.goto_definitions(s)[0].full_name, 're.RegexObject')
 
-    def test_quick_completion(self):
-        sources = [
-            ('import json; json.l', (1, 19)),
-            ('import json; json.l   ', (1, 19)),
-            ('import json\njson.l', (2, 6)),
-            ('import json\njson.l  ', (2, 6)),
-            ('import json\njson.l\n\n', (2, 6)),
-            ('import json\njson.l  \n\n', (2, 6)),
-            ('import json\njson.l  \n  \n\n', (2, 6)),
-        ]
-        for source, pos in sources:
-            # Run quick_complete
-            quick_completions = api._quick_complete(source)
-            # Run real completion
-            script = jedi.Script(source, pos[0], pos[1], '')
-            real_completions = script.completions()
-            # Compare results
-            quick_values = [(c.full_name, c.line, c.column) for c in quick_completions]
-            real_values = [(c.full_name, c.line, c.column) for c in real_completions]
-            self.assertEqual(quick_values, real_values)
-
 
 class TestGetDefinitions(TestBase):