diff --git a/get-peasoup-packages.sh b/get-peasoup-packages.sh
index 657d8bbfad7ef605bf8262360e9d253b3c5421fa..817f40076a24525b613e09b3bd879d989ce2209c 100755
--- a/get-peasoup-packages.sh
+++ b/get-peasoup-packages.sh
@@ -52,8 +52,8 @@ install_packs()
 {
 	for i in $*
 	do
-		which apt-get 2> /dev/null 
-		if [[ $? = 0  ]]; then
+		which apt-get 1> /dev/null 2> /dev/null 
+		if [[ $? == 0  ]]; then
 			sudo apt-get install $i -y 
 		else 
 			sudo yum install $i -y