diff --git a/package.json b/package.json
index ad34bf8..7271b92 100644
--- a/package.json
+++ b/package.json
@@ -66,7 +66,7 @@
   },
   "devDependencies": {
     "@arethetypeswrong/cli": "0.18.5",
-    "@eslint/js": "9.39.5",
+    "@eslint/js": "10.0.1",
     "@types/express": "5.0.6",
     "@types/node": "22.20.5",
     "@vitest/coverage-v8": "3.2.7",
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 7d6c805..ddbdb48 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -15,8 +15,8 @@ importers:
         specifier: 0.18.5
         version: 0.18.5
       '@eslint/js':
-        specifier: 9.39.5
-        version: 9.39.5
+        specifier: 10.0.1
+        version: 10.0.1(eslint@10.13.0)
       '@types/express':
         specifier: 5.0.6
         version: 5.0.6
@@ -446,9 +446,14 @@ packages:
     resolution: {integrity: sha512-MwcE1P+AZ4C6DWlpin/OmOA54mmIZ/+xZuJiQd4SyB29oAJjN30UW9wkKNptW2ctp4cEsvhlLY/CsQ1uoHDloQ==}
     engines: {node: ^20.19.0 || ^22.13.0 || >=24}
 
-  '@eslint/js@9.39.5':
-    resolution: {integrity: sha512-QywQuszQh77pIXCsq998c8hbhSTI/azTty1Z6N53dmAudKHhy573j3yvRLsX2BSp8YpLtoCEG8E9DJe+8zUh4A==}
-    engines: {node: ^18.18.0 || ^20.9.0 || >=21.1.0}
+  '@eslint/js@10.0.1':
+    resolution: {integrity: sha512-zeR9k5pd4gxjZ0abRoIaxdc7I3nDktoXZk2qOv9gCNWx3mVwEn32VRhyLaRsDiJjTs0xq/T8mfPtyuXu7GWBcA==}
+    engines: {node: ^20.19.0 || ^22.13.0 || >=24}
+    peerDependencies:
+      eslint: ^10.0.0
+    peerDependenciesMeta:
+      eslint:
+        optional: true
 
   '@eslint/object-schema@3.0.5':
     resolution: {integrity: sha512-vqTaUEgxzm+YDSdElad6PiRoX4t8VGDjCtt05zn4nU810UIx/uNEV7/lZJ6KwFThKZOzOxzXy48da+No7HZaMw==}
@@ -2348,7 +2353,9 @@ snapshots:
     dependencies:
       '@types/json-schema': 7.0.15
 
-  '@eslint/js@9.39.5': {}
+  '@eslint/js@10.0.1(eslint@10.13.0)':
+    optionalDependencies:
+      eslint: 10.13.0
 
   '@eslint/object-schema@3.0.5': {}
 
diff --git a/tests/helpers/mock-api.ts b/tests/helpers/mock-api.ts
index a75e1b9..fe79c94 100644
--- a/tests/helpers/mock-api.ts
+++ b/tests/helpers/mock-api.ts
@@ -155,7 +155,7 @@ function loadSpecs(): NonNullable<typeof specs> {
   if (!specs) {
     const read = (name: string): JsonObject =>
       JSON.parse(readFileSync(join(ROOT, "openapi", name), "utf8"));
-    let deprecated: JsonObject = {};
+    let deprecated: JsonObject;
     try {
       deprecated = read("deprecated-operations.json");
     } catch {