diff --git a/.runner.sh b/.runner.sh
new file mode 100755
index 000000000..b16ddbce7
--- /dev/null
+++ b/.runner.sh
@@ -0,0 +1,7 @@
+#!/usr/bin/env bash
+
+set -e
+
+mkdir -p assets
+gem build *.gemspec
+mv vagrant-*.gem assets/