diff --git a/portproton/preinstall.sh b/portproton/preinstall.sh
new file mode 100644
index 0000000..38f72e6
--- /dev/null
+++ b/portproton/preinstall.sh
@@ -0,0 +1,5 @@
+#!/usr/bin/env bash
+if grep -q ID=debian "/etc/os-release"; then
+sudo dpkg --add-architecture i386
+sudo apt-get update
+fi