diff --git a/package.json b/package.json
index 8120ac4..299365b 100644
--- a/package.json
+++ b/package.json
@@ -24,7 +24,7 @@
 		"eslint-config-google": "^0.10.0",
 		"jsdoc": "^3.5.5",
 		"jsdoc-to-markdown": "^4.0.1",
-		"mocha": "^5.2.0",
+		"mocha": "^6.1.0",
 		"mocha-junit-reporter": "^1.17.0",
 		"nyc": "^12.0.2",
 		"rewire": "^4.0.1",