diff --git a/test/package.json b/test/package.json
index f04cd907f11..73ce9afc174 100644
--- a/test/package.json
+++ b/test/package.json
@@ -5,7 +5,7 @@
     "dictionary-en-us": "^2.0.0",
     "glob": "^7.0.5",
     "ignore": "^3.1.3",
-    "js-yaml": "^3.6.1",
+    "js-yaml": "^4.1.1",
     "remark-frontmatter": "^1.1.0",
     "remark-lint": "^6.0.0",
     "remark-lint-blockquote-indentation": "^1.0.0",