diff --git a/run.sh b/run.sh
index 7031151..2c374d0 100755
--- a/run.sh
+++ b/run.sh
@@ -80,28 +80,42 @@ fi
 
 log "Check if any system dependencies need installed."
 progs=""
-if [[ ! `which php` ]]; then
+if [[ ! `which php 2>/dev/null` ]]; then
 	echo "- Installing PHP"
-	progs="$progs php-cli"
+	progs_apt="$progs_apt php-cli"
+	progs_pm="$progs_pm php"
 fi
-if [[ ! `which node` ]]; then
+if [[ ! `which node 2>/dev/null` ]]; then
 	echo "- Installing Node"
 	progs="$progs nodejs"
 fi
-if [[ ! `which npm` ]]; then
+if [[ ! `which npm 2>/dev/null` ]]; then
 	echo "- Installing NPM"
-	progs="$progs npm"
+	progs_apt="$progs_apt npm"
+	progs_pm="$progs_pm " # comes with Node.js
 fi
-if [[ ! `which curl` ]]; then
+if [[ ! `which curl 2>/dev/null` ]]; then
 	echo "- Installing Curl"
 	progs="$progs curl"
 fi
-if [[ ! `which ps` ]]; then
+if [[ ! `which ps 2>/dev/null` ]]; then
 	echo "- Installing PS"
-	progs="$progs procps"
+	progs_apt="$progs_apt procps"
+	progs_pm="$progs_pm procps-ng"
 fi
 if [[ -n "$progs" ]]; then
-	$sudo apt-get install -y $progs
+	if [[ `which apt 2>/dev/null` ]]; then
+		echo "Using APT..."
+		progs="$progs $progs_apt"
+		$sudo apt-get install -y $progs
+	elif [[ `which pacman 2>/dev/null` ]]; then
+		echo "Using pacman..."
+		progs="$progs $progs_pm"
+		$sudo pacman -Sy --noconfirm $progs
+	else
+		echo "ERROR: Please install these programs then try again: $progs"
+		exit 1
+	fi
 fi
 
 # Directories and allowed page types are executable, others are not.