diff --git a/config b/config
index 3fd7ee70..50901a62 100755
--- a/config
+++ b/config
@@ -1829,7 +1829,7 @@ elif [ "$1" = "-G" ]; then
 	reboot=1
 	sudo echo "p" > /home/pi/CubeSatSim/.mode	
 
-	if [ "${7}" != "434.9" ]; then
+	if [ "${7}" != "434.9" ] && [ "${7}" != "434.900" ] ; then
 		echo "The default transmit frequency of 434.9 MHz is NOT set."
 		echo
 		echo "Do you want to change the transmit frequency (for example to 434.9 MHz)?"