diff --git a/config.json b/config.json
index b17182dd..c90482b9 100644
--- a/config.json
+++ b/config.json
@@ -7,7 +7,7 @@
         // Audio processing parameters
         "num_mels": 80,         // size of the mel spec frame. 
         "num_freq": 1025,       // number of stft frequency levels. Size of the linear spectogram frame.
-        "sample_rate": 22050,   // DATASET-RELATED: wav sample-rate. If different than the original data, it is resampled.
+        "sample_rate": 16000,   // wav sample-rate. If different than the original data, it is resampled.
         "frame_length_ms": 50,  // stft window length in ms.
         "frame_shift_ms": 12.5, // stft window hop-lengh in ms.
         "preemphasis": 0.97,    // pre-emphasis to reduce spec noise and make it more structured. If 0.0, no -pre-emphasis.