diff --git a/install-all b/install-all
index ec4f59d3..9e524216 100755
--- a/install-all
+++ b/install-all
@@ -10,7 +10,7 @@ rm ../install-all # remove install file
 #
 # Install base Dependencies
 #
-if [ -f "/etc/arch-release" ]; then
+if [ -x "$(command -v pacman)" ]; then
     sudo pacman -S --needed --noconfirm boost cmake make gcc gdb lib32-sdl2 lib32-glew freetype2 rsync lib32-openssl lib32-libglvnd
 else
     sudo add-apt-repository ppa:ubuntu-toolchain-r/test -y