diff --git a/package.json b/package.json
index a6b2afe..6816d33 100644
--- a/package.json
+++ b/package.json
@@ -44,7 +44,7 @@
     "@dword-design/functions": "^4.0.0",
     "@dword-design/tester": "^2.0.12",
     "@dword-design/tester-plugin-tmp-dir": "^2.1.7",
-    "depcheck-package-name": "^2.0.0",
+    "depcheck-package-name": "^4.0.0",
     "execa": "^6.1.0",
     "expect": "^29.3.1",
     "expect-mocha-snapshot": "^2.1.5",
diff --git a/yarn.lock b/yarn.lock
index 87e96f7..683d041 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -4041,6 +4041,13 @@ depcheck-package-name@^3.0.0:
   dependencies:
     tagged-template-noop "^2.1.1"
 
+depcheck-package-name@^4.0.0:
+  version "4.0.1"
+  resolved "https://registry.yarnpkg.com/depcheck-package-name/-/depcheck-package-name-4.0.1.tgz#b6a2520129240b3defef79b8113d415438d097fd"
+  integrity sha512-Jt6XKYnjtC9AMP8+lD+I7J+Fr39e9Ll6O7xg6pzqhxFiCtUuDFPLrY89bMLtXBqFvzTE8h071K33CshYJmRuIg==
+  dependencies:
+    tagged-template-noop "^2.1.1"
+
 depcheck-parser-babel@^3.0.1:
   version "3.0.12"
   resolved "https://registry.yarnpkg.com/depcheck-parser-babel/-/depcheck-parser-babel-3.0.12.tgz#88a4acadfe4e72f97118ea740081992c5b7830a3"