diff --git a/conf.py b/conf.py
index 347abeb14f3d95477dcfba01b2038f3091a2a8f6..0188cc2b86597a7965487688985edf7c0b2c23d9 100644
--- a/conf.py
+++ b/conf.py
@@ -30,7 +30,6 @@ release = '1.0'
 # extensions coming with Sphinx (named 'sphinx.ext.*') or your custom
 # ones.
 extensions = [
-    'recommonmark'
 ]
 
 # Add any paths that contain templates here, relative to this directory.
@@ -46,7 +45,7 @@ language = 'y'
 # 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 = []
+exclude_patterns = ['README.rst', 'contributing/project.rst', 'experimental']
 
 
 # -- Options for HTML output -------------------------------------------------