diff --git a/deep_speech_2/data_utils/featurizer/audio_featurizer.py b/deep_speech_2/data_utils/featurizer/audio_featurizer.py
index f0d223cfbe8bbae039de84fbbffcf0cd3975b790..39f453017e9a62d2740ee5e2d70cf3facfb7e040 100644
--- a/deep_speech_2/data_utils/featurizer/audio_featurizer.py
+++ b/deep_speech_2/data_utils/featurizer/audio_featurizer.py
@@ -57,7 +57,7 @@ class AudioFeaturizer(object):
     def featurize(self,
                   audio_segment,
                   allow_downsampling=True,
-                  allow_upsamplling=True):
+                  allow_upsampling=True):
         """Extract audio features from AudioSegment or SpeechSegment.
 
         :param audio_segment: Audio/speech segment to extract features from.