diff --git a/package.json b/package.json
index 8bed1c9..4924b1a 100644
--- a/package.json
+++ b/package.json
@@ -42,7 +42,7 @@
     "@types/config": "^0.0.36",
     "@types/express": "^4.17.6",
     "@types/jest": "^25.2.1",
-    "@types/js-yaml": "^3.12.3",
+    "@types/js-yaml": "^4.0.2",
     "@types/node": "^13.13.5",
     "jest": "^24.9.0",
     "superagent": "^5.2.2",
diff --git a/yarn.lock b/yarn.lock
index 31e0f95..a234826 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -432,10 +432,10 @@
     jest-diff "^25.2.1"
     pretty-format "^25.2.1"
 
-"@types/js-yaml@^3.12.3":
-  version "3.12.3"
-  resolved "https://registry.yarnpkg.com/@types/js-yaml/-/js-yaml-3.12.3.tgz#abf383c5b639d0aa8b8c4a420d6a85f703357d6c"
-  integrity sha512-otRe77JNNWzoVGLKw8TCspKswRoQToys4tuL6XYVBFxjgeM0RUrx7m3jkaTdxILxeGry3zM8mGYkGXMeQ02guA==
+"@types/js-yaml@^4.0.2":
+  version "4.0.2"
+  resolved "https://registry.yarnpkg.com/@types/js-yaml/-/js-yaml-4.0.2.tgz#4117a7a378593a218e9d6f0ef44ce6d5d9edf7fa"
+  integrity sha512-KbeHS/Y4R+k+5sWXEYzAZKuB1yQlZtEghuhRxrVRLaqhtoG5+26JwQsa4HyS3AWX8v1Uwukma5HheduUDskasA==
 
 "@types/mime@*":
   version "2.0.0"