diff --git a/cli/package.json b/cli/package.json
index 9f95d139d2..081bc154c3 100644
--- a/cli/package.json
+++ b/cli/package.json
@@ -91,7 +91,7 @@
     "chai-string": "1.5.0",
     "cross-env": "7.0.3",
     "dependency-check": "4.1.0",
-    "dtslint": "4.0.7",
+    "dtslint": "4.2.1",
     "execa-wrap": "1.4.0",
     "hasha": "5.2.2",
     "mocha": "6.2.2",
diff --git a/yarn.lock b/yarn.lock
index e049757574..eef87cd767 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -14324,10 +14324,10 @@ dts-critic@latest:
     tmp "^0.2.1"
     yargs "^15.3.1"
 
-dtslint@4.0.7:
-  version "4.0.7"
-  resolved "https://registry.yarnpkg.com/dtslint/-/dtslint-4.0.7.tgz#dad7c0de4b2f48bcc5ee79432248cadc7a5a1a38"
-  integrity sha512-gwpBnxky+vUfCL74U5ao+wQf4sw9jD+cZ9ukiTFrkwkhNibqfyOZyg4cnFf1lB0Hm5ZFSQdi09DdjarDQLgofA==
+dtslint@4.2.1:
+  version "4.2.1"
+  resolved "https://registry.yarnpkg.com/dtslint/-/dtslint-4.2.1.tgz#c416db9bb7ce3face599b7097b9cd0e7f478fdf7"
+  integrity sha512-57mWY9osUEfS6k62ATS9RSgug1dZcuN4O31hO76u+iEexa6VUEbKoPGaA2mNtc0FQDcdTl0zEUtti79UQKSQyQ==
   dependencies:
     "@definitelytyped/header-parser" latest
     "@definitelytyped/typescript-versions" latest