diff --git a/docs/conf.py b/docs/conf.py
index 327e27e..b373e4f 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -25,7 +25,8 @@ master_doc = 'index'
 # List of patterns, relative to source directory, that match files and
 # directories to ignore when looking for source files.
 # This pattern also affects html_static_path and html_extra_path .
-exclude_patterns = ['_build', 'Thumbs.db', '.DS_Store']
+exclude_patterns = ['_build', 'Thumbs.db', '.DS_Store',
+                    'tutorials/custom.rst']
 
 # The name of the Pygments (syntax highlighting) style to use.
 pygments_style = 'sphinx'