diff --git a/qubes-rpc/qubes.InstallUpdatesGUI b/qubes-rpc/qubes.InstallUpdatesGUI
index 8f2cef7..5e4c920 100755
--- a/qubes-rpc/qubes.InstallUpdatesGUI
+++ b/qubes-rpc/qubes.InstallUpdatesGUI
@@ -10,6 +10,8 @@ elif [ -e /etc/redhat-release -a -x /usr/bin/yum ]; then
     update_cmd='yum update'
 elif [ -e /etc/debian_version ]; then
     update_cmd='apt-get update && apt-get -V dist-upgrade'
+elif [ -e /etc/arch-release -a -x /usr/bin/powerpill ]; then
+    update_cmd='powerpill -Suy'
 elif [ -e /etc/arch-release ]; then
     update_cmd='pacman -Suy'
 else