diff --git a/src/kit/taosdemo/taosdemo.c b/src/kit/taosdemo/taosdemo.c
index 2f5161345fa2d7659b52537ef60d54dd76f54bd5..c9d7988a1eedc2b1752e71db38b7e32b57801569 100644
--- a/src/kit/taosdemo/taosdemo.c
+++ b/src/kit/taosdemo/taosdemo.c
@@ -1893,12 +1893,6 @@ static void parse_args(int argc, char *argv[], SArguments *arguments) {
                         arguments->disorderRatio, 50);
                 arguments->disorderRatio = 50;
             }
-
-            if (arguments->disorderRatio < 0) {
-                errorPrint("Invalid disorder ratio %d, will be set to %d\n",
-                        arguments->disorderRatio, 0);
-                arguments->disorderRatio = 0;
-            }
         } else if ((0 == strncmp(argv[i], "-a", strlen("-a")))
                 || (0 == strncmp(argv[i], "--replica",
                         strlen("--replica")))) {
diff --git a/tests/examples/c/makefile b/tests/examples/c/makefile
index 9d59b71e8f12196f05b8ec8cfeb929cd4371191e..83a9a75271ef5d841a784b69c328e12c0cdf36be 100644
--- a/tests/examples/c/makefile
+++ b/tests/examples/c/makefile
@@ -29,7 +29,3 @@ clean:
 	rm $(ROOT)stream
 	rm $(ROOT)subscribe
 	rm $(ROOT)apitest
-
-
-	
-