diff --git a/install.sh b/install.sh
index 531fe66..ca33457 100644
--- a/install.sh
+++ b/install.sh
@@ -9,7 +9,7 @@ sudo pip install adafruit-pca9685
 sudo apt install vsftpd
 sudo apt install vlc
 sudo modprobe bcm2835-v4l2
-if [hash pip3];then
+if [[hash pip3]];then
     pip install pygame
     exit 0
 fi