diff --git a/yotareboot.sh b/yotareboot.sh
index 79dcb8b..f133261 100644
--- a/yotareboot.sh
+++ b/yotareboot.sh
@@ -1,8 +1,7 @@
 #!/bin/sh
 for i in 1 2 3 4 5
 do
-	content=$(wget captive.apple.com -q -O -)
-	if [ `echo $content | grep -c "tethering.svg" ` -gt 0 ]
+	if wget captive.apple.com -q -O - | grep -q 'tethering.svg'
 	then
 		usbreset "HUAWEI Mobile"
 	fi