diff --git a/workspaces/arborist/test/fixtures/tap-with-yarn-lock/node_modules/har-validator/package.json b/workspaces/arborist/test/fixtures/tap-with-yarn-lock/node_modules/har-validator/package.json
index 9456ad04cd94f..af7b02a3a3980 100644
--- a/workspaces/arborist/test/fixtures/tap-with-yarn-lock/node_modules/har-validator/package.json
+++ b/workspaces/arborist/test/fixtures/tap-with-yarn-lock/node_modules/har-validator/package.json
@@ -38,7 +38,7 @@
     "test": "tap test --coverage-report=lcov --no-browser"
   },
   "devDependencies": {
-    "tap": "^12.0.1"
+    "tap": "^18.0.0"
   },
   "dependencies": {
     "ajv": "^6.5.5",