diff --git a/test/unit/.eslintrc b/test/unit/.eslintrc
new file mode 100644
index 000000000..4a0b538f6
--- /dev/null
+++ b/test/unit/.eslintrc
@@ -0,0 +1,10 @@
+{
+  "extends": [
+    "../.eslintrc"
+  ],
+
+  "rules": {
+    // ECMAScript 6
+    "no-var": "error",
+  },
+}