diff --git a/package.json b/package.json
index 1d763c1..4a6ed24 100644
--- a/package.json
+++ b/package.json
@@ -58,7 +58,7 @@
     "oxfmt": "^0.28.0",
     "oxlint": "^1.43.0",
     "smol-toml": "^1.6.0",
-    "toml": "^3.0.0",
+    "toml": "^4.1.1",
     "typescript": "^5.9.3",
     "vitest": "^4.0.18",
     "yaml": "^2.8.2"
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index a2b7ea5..ffdd484 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -66,8 +66,8 @@ importers:
         specifier: ^1.6.0
         version: 1.6.0
       toml:
-        specifier: ^3.0.0
-        version: 3.0.0
+        specifier: ^4.1.1
+        version: 4.1.1
       typescript:
         specifier: ^5.9.3
         version: 5.9.3
@@ -1309,8 +1309,9 @@ packages:
     resolution: {integrity: sha512-PSkbLUoxOFRzJYjjxHJt9xro7D+iilgMX/C9lawzVuYiIdcihh9DXmVibBe8lmcFrRi/VzlPjBxbN7rH24q8/Q==}
     engines: {node: '>=14.0.0'}
 
-  toml@3.0.0:
-    resolution: {integrity: sha512-y/mWCZinnvxjTKYhJ+pYxwD0mRLVvOtdS2Awbgxln6iEnt4rk0yBxeSBHkGJcPucRiG0e55mwWp+g/05rsrd6w==}
+  toml@4.1.1:
+    resolution: {integrity: sha512-EBJnVBr3dTXdA89WVFoAIPUqkBjxPMwRqsfuo1r240tKFHXv3zgca4+NJib/h6TyvGF7vOawz0jGuryJCdNHrw==}
+    engines: {node: '>=20'}
 
   tslib@2.8.1:
     resolution: {integrity: sha512-oJFu94HQb+KVduSUQL7wnpmqnfmLsOA/nAh6b6EH0wCEoK0/mPeXU6c3wKDV83MkOuHPRHtSXKKU99IBazS/2w==}
@@ -2492,7 +2493,7 @@ snapshots:
 
   tinyrainbow@3.0.3: {}
 
-  toml@3.0.0: {}
+  toml@4.1.1: {}
 
   tslib@2.8.1:
     optional: true