diff --git a/index.js b/index.js
index 19e286e..9008b0e 100644
--- a/index.js
+++ b/index.js
@@ -135,7 +135,7 @@ module.exports = {
     'no-path-concat': 'error',
     'no-process-env': 'warn',
     'no-process-exit': 'warn',
-    'no-sync': ['error', { allowAtRootLevel: true }],
+    'no-sync': ['warn', { allowAtRootLevel: true }],
 
     // Stylistic Issues https://eslint.org/docs/rules/#stylistic-issues
     'array-bracket-newline': ['error', { multiline: true, minItems: 2 }],