diff --git a/script/each-gemfile b/script/each-gemfile
new file mode 100755
index 000000000..9fe1717e6
--- /dev/null
+++ b/script/each-gemfile
@@ -0,0 +1,11 @@
+#!/usr/bin/env bash
+set -e
+
+if [ -z "$1" ]; then
+  echo "Usage: script/each-bundle COMMAND [<ARGS>]" >&2
+  exit 1
+fi
+
+for gemfile in $(ls Gemfile* | grep -v lock); do
+  BUNDLE_GEMFILE=$gemfile "$@"
+done