diff --git a/package-lock.json b/package-lock.json
index 34a692b..217e1e3 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -8,12 +8,13 @@
     "": {
       "name": "classnames",
       "version": "2.4.0",
+      "dev": true,
       "license": "MIT",
       "workspaces": [
         "benchmarks"
       ],
       "devDependencies": {
-        "tsd": "^0.30.0"
+        "tsd": "^0.30.1"
       }
     },
     "benchmarks": {
@@ -2294,9 +2295,9 @@
       }
     },
     "node_modules/tsd": {
-      "version": "0.30.0",
-      "resolved": "https://registry.npmjs.org/tsd/-/tsd-0.30.0.tgz",
-      "integrity": "sha512-aHL4rEuf3wwRzKCH8yqsE1oMAJYn7SAQ2JfWSgjr1e5/fqr+ggohQazECMpSoRAqSQeM/iIFugoyL/0eFwdTcA==",
+      "version": "0.30.1",
+      "resolved": "https://registry.npmjs.org/tsd/-/tsd-0.30.1.tgz",
+      "integrity": "sha512-OKyeWzTGuaidnYPcSCk/Jz6GY+3A4cNe0tLvJXT7V0vyQ8gy4ISNAetex6YodOkJw7b641B5vokmOZFeW/mpmQ==",
       "dev": true,
       "dependencies": {
         "@tsd/typescript": "~5.3.3",
diff --git a/package.json b/package.json
index 2edc966..bea28f7 100644
--- a/package.json
+++ b/package.json
@@ -34,7 +34,7 @@
     "benchmarks"
   ],
   "devDependencies": {
-    "tsd": "^0.30.0"
+    "tsd": "^0.30.1"
   },
   "tsd": {
     "directory": "./tests"