diff --git a/workspaces/arborist/test/fixtures/tap-with-yarn-lock/node_modules/mime-types/package.json b/workspaces/arborist/test/fixtures/tap-with-yarn-lock/node_modules/mime-types/package.json
index 914b39cc18ca5..573ca647bf08e 100644
--- a/workspaces/arborist/test/fixtures/tap-with-yarn-lock/node_modules/mime-types/package.json
+++ b/workspaces/arborist/test/fixtures/tap-with-yarn-lock/node_modules/mime-types/package.json
@@ -23,7 +23,7 @@
     "eslint-plugin-node": "8.0.1",
     "eslint-plugin-promise": "4.1.1",
     "eslint-plugin-standard": "4.0.0",
-    "mocha": "6.1.4",
+    "mocha": "6.2.1",
     "nyc": "14.0.0"
   },
   "files": [