diff --git a/preinstall b/preinstall
index ccf680c..f118f4d 100755
--- a/preinstall
+++ b/preinstall
@@ -24,6 +24,8 @@ packages, required_packages = "", RequiredPackages(package_list)
 for package in required_packages.to_be_installed:
     packages = packages + package + " "
 try:
-    os.system("sudo pacman -S %s" % packages)
+    ret = os.call("sudo pacman -S %s") % packages
+    print(ret)
 except:
-    os.system("pacman -S %s" % packages)
+    ret = os.call("pacman -S %s") % packages
+    print(ret)