diff --git a/package.json b/package.json
index 2b2a332..4a8587c 100644
--- a/package.json
+++ b/package.json
@@ -43,7 +43,7 @@
     "eslint": "^4.1.0",
     "eslint-config-airbnb-base": "^12.0.0",
     "eslint-plugin-import": "^2.6.0",
-    "expect": "^22.0.0",
+    "expect": "^23.6.0",
     "istanbul": "^0.4.5",
     "mocha": "^5.0.0",
     "mocha-lcov-reporter": "^1.2.0",