diff --git a/docs/source/conf.py b/docs/source/conf.py
index 315dfba9..f484009e 100644
--- a/docs/source/conf.py
+++ b/docs/source/conf.py
@@ -33,7 +33,7 @@ extensions = [
 ]
 
 # autodoc mock imports
-autodoc_mock_imports = ['h5py', 'matplotlib']
+autodoc_mock_imports = ['h5py', 'matplotlib', 'pyfiglet', 'cython', 'psutil']
 
 # Options for autodoc
 autodoc_default_flags = ['members']
diff --git a/setup.py b/setup.py
index b381ce0b..7ea2bbc7 100644
--- a/setup.py
+++ b/setup.py
@@ -74,11 +74,11 @@ if 'cleanall' in sys.argv:
         try:
             os.remove(cfile)
         except OSError:
-            pass
+            print('Could not remove: {}'.format(cfile))
         try:
             os.remove(libfile)
         except OSError:
-            pass
+            print('Could not remove: {}'.format(libfile))
         shutil.rmtree('build', ignore_errors=True)
     # Now do a normal clean
     sys.argv[1] = 'clean'  # this is what distutils understands