diff --git a/TTS/bin/compute_statistics.py b/TTS/bin/compute_statistics.py
index 5c1796ea..a74fe90a 100755
--- a/TTS/bin/compute_statistics.py
+++ b/TTS/bin/compute_statistics.py
@@ -19,7 +19,7 @@ def main():
         description="Compute mean and variance of spectrogtram features.")
     parser.add_argument("--config_path", type=str, required=True,
                         help="TTS config file path to define audio processin parameters.")
-    parser.add_argument("--out_path", type=str, required=True
+    parser.add_argument("--out_path", type=str, required=True,
                         help="save path (directory and filename).")
     args = parser.parse_args()