diff --git a/randomize-ids.sh b/randomize-ids.sh
new file mode 100644
index 0000000..b8f2449
--- /dev/null
+++ b/randomize-ids.sh
@@ -0,0 +1,3 @@
+#!/usr/bin/env bash
+
+perl -pi.bak -e 's/"id": "[^"]*"/"\"id\": \"". (join "", map { ("a" .. "f", 0 .. 9)[rand(16)] } 1 .. 40) . "\""/eg' $@