diff --git a/package.json b/package.json
index 2f85368..94a1f67 100644
--- a/package.json
+++ b/package.json
@@ -70,7 +70,7 @@
   "dependencies": {
     "commander": "~4.1.1",
     "graphlib": "^2.1.8",
-    "js-yaml": "^3.13.1",
+    "js-yaml": "^4.1.1",
     "lodash": "^4.17.15",
     "native-promise-only": "^0.8.1",
     "path-loader": "^1.0.10",