diff --git a/package.json b/package.json
index 585c9e8..b267b3c 100644
--- a/package.json
+++ b/package.json
@@ -8,7 +8,7 @@
     "commander": "^3.0.0",
     "elasticsearch": "^16.0.0",
     "http-aws-es": "^4.0.0",
-    "js-yaml": "^3.10.0",
+    "js-yaml": "^4.0.0",
     "mkdirp": "^0.5.1",
     "node-fetch": "^2.3.0",
     "progress": "^2.0.0",