diff --git a/package.json b/package.json
index 08385eb..37d25fa 100644
--- a/package.json
+++ b/package.json
@@ -21,7 +21,7 @@
     "campsi": "^1.0.2",
     "chai": "^4.1.2",
     "chai-http": "^3.0.0",
-    "config": "^1.26.2",
+    "config": "^1.29.3",
     "coveralls": "^3.0.0",
     "depcheck": "^0.6.7",
     "eslint": "^4.11.0",