diff --git a/package.json b/package.json
index 4b89a44..865b213 100644
--- a/package.json
+++ b/package.json
@@ -52,7 +52,7 @@
         "chai-subset": "^1.6.0",
         "codecov": "^3.0.1",
         "dotenv": "^5.0.1",
-        "fs-extra": "^5.0.0",
+        "fs-extra": "^6.0.0",
         "gulp": "^3.9.1",
         "gulp-clean": "^0.4.0",
         "gulp-istanbul": "^1.1.3",