diff --git a/.eslintrc.js b/.eslintrc.js
index dedd41c..c38a75a 100644
--- a/.eslintrc.js
+++ b/.eslintrc.js
@@ -8,7 +8,7 @@ module.exports = {
     'standard'
   ],
   rules: {
-    'no-shadow': 'warn',
+    'no-shadow': 'error',
     'no-unused-vars': 'warn'
   }
 }
diff --git a/test-integration/.eslintrc.js b/test-integration/.eslintrc.js
new file mode 100644
index 0000000..6d4700e
--- /dev/null
+++ b/test-integration/.eslintrc.js
@@ -0,0 +1,5 @@
+module.exports = {
+  rules: {
+    'no-shadow': 'off'
+  }
+}
diff --git a/test/.eslintrc.js b/test/.eslintrc.js
new file mode 100644
index 0000000..6d4700e
--- /dev/null
+++ b/test/.eslintrc.js
@@ -0,0 +1,5 @@
+module.exports = {
+  rules: {
+    'no-shadow': 'off'
+  }
+}