diff --git a/skimage/__init__.py b/skimage/__init__.py
index f5697c84..caec81fe 100644
--- a/skimage/__init__.py
+++ b/skimage/__init__.py
@@ -88,7 +88,7 @@ else:
             args.extend(['-v', '-s'])
         if doctest:
             args.extend(['--with-doctest', '--ignore-files=^\.',
-                        '--ignore-files=^setup\.py$$', '--ignore-files=test'])
+                         '--ignore-files=^setup\.py$$', '--ignore-files=test'])
             # Make sure warnings do not break the doc tests
             with _warnings.catch_warnings():
                 _warnings.simplefilter("ignore")