diff --git a/docs/source/conf.py b/docs/source/conf.py
index d8026923..a7cb379e 100644
--- a/docs/source/conf.py
+++ b/docs/source/conf.py
@@ -241,6 +241,7 @@ autodoc_mock_imports = ['googlesamples.assistant.grpc.audio_helpers',
                         'psutil',
                         'openzwave',
                         'deepspeech',
+                        'wave',
                         ]
 
 sys.path.insert(0, os.path.abspath('../..'))