diff --git a/add-assignable-column.mjs b/add-assignable-column.mjs
new file mode 100644
index 0000000..dfbdb64
--- /dev/null
+++ b/add-assignable-column.mjs
@@ -0,0 +1,18 @@
+import db from "./src/lib/db.js";
+
+console.log("Adding can_be_assigned column to users table...");
+
+// Add the new column
+db.prepare(`
+  ALTER TABLE users
+  ADD COLUMN can_be_assigned INTEGER DEFAULT 1
+`).run();
+
+// Set admin users to not be assignable by default
+db.prepare(`
+  UPDATE users
+  SET can_be_assigned = 0
+  WHERE role = 'admin'
+`).run();
+
+console.log("Migration completed. Admin users are now not assignable by default.");
\ No newline at end of file