diff --git a/README.md b/README.md
index e4b375d..a6c649a 100644
--- a/README.md
+++ b/README.md
@@ -130,9 +130,9 @@ if __name__ == '__main__':
     re = ACRCloudRecognizer(config)
 
     #recognize by file path, and skip 0 seconds from from the beginning of sys.argv[1].
-    print re.recognize_by_file(sys.argv[1], 0)
+    print(re.recognize_by_file(sys.argv[1], 0))
 
     buf = open(sys.argv[1], 'rb').read()
     #recognize by file_audio_buffer that read from file path, and skip 0 seconds from from the beginning of sys.argv[1].
-    print re.recognize_by_filebuffer(buf, 0)
+    print(re.recognize_by_filebuffer(buf, 0))
 ```