diff --git a/demo/quick_start/api_predict.py b/demo/quick_start/api_predict.py
index a1a9ef7bca..9bdffe1006 100755
--- a/demo/quick_start/api_predict.py
+++ b/demo/quick_start/api_predict.py
@@ -138,7 +138,7 @@ def main():
         [label, text] = line.split("\t")
         labels.append(int(label))
         batch.append([predict.get_index(text)])
-    print("lables is:")
+    print("labels is:")
     print labels
     predict.batch_predict(batch)
 
diff --git a/demo/quick_start/api_predict.sh b/demo/quick_start/api_predict.sh
old mode 100644
new mode 100755