diff --git a/test/parallel/test-util-deprecate-invalid-code.js b/test/parallel/test-util-deprecate-invalid-code.js
new file mode 100644
index 00000000000000..c96083173c901f
--- /dev/null
+++ b/test/parallel/test-util-deprecate-invalid-code.js
@@ -0,0 +1,11 @@
+'use strict';
+
+const common = require('../common');
+const util = require('util');
+
+[1, true, false, null, {}].forEach((notString) => {
+  common.expectsError(() => util.deprecate(() => {}, 'message', notString), {
+    type: TypeError,
+    message: '`code` argument must be a string'
+  });
+});