diff --git a/creality_raspberry/creality_install b/creality_raspberry/creality_install
index 47ed491..4c11ea2 100755
--- a/creality_raspberry/creality_install
+++ b/creality_raspberry/creality_install
@@ -6,12 +6,12 @@ sudo mount -rw -o remount /
 
 #install qrencode
 if [ ! -f "/usr/bin/qrencode" ]; then
-	sudo apt-get install qrencode
+	sudo echo y | apt-get install qrencode
 fi
 
 #install ffmpeg
 if [ ! -f "/usr/bin/ffmpeg" ]; then
-	sudo apt-get install ffmpeg
+	sudo echo y | apt-get install ffmpeg
 fi
 
 echo Please make sure the printer is running and connected to this raspberry pi.