diff --git a/package.json b/package.json
index 2153820b1d30..0e06698ee34e 100644
--- a/package.json
+++ b/package.json
@@ -52,7 +52,7 @@
     "pnpm": "10.26.2"
   },
   "devDependencies": {
-    "@rslint/core": "0.4.0",
+    "@rslint/core": "0.4.1",
     "@rstest/core": "^0.9.7",
     "@taplo/cli": "^0.7.0",
     "@types/node": "^20.19.39",
diff --git a/packages/rspack/src/Watching.ts b/packages/rspack/src/Watching.ts
index aae8346877a5..0b360aebf949 100644
--- a/packages/rspack/src/Watching.ts
+++ b/packages/rspack/src/Watching.ts
@@ -333,7 +333,7 @@ export class Watching {
   private _done(error: Error | null, compilation?: Compilation) {
     this.running = false;
 
-    let stats: undefined | Stats;
+    let stats: undefined | Stats = undefined;
 
     const handleError = (err: Error, cbs?: Callback<Error, void>[]) => {
       this.compiler.hooks.failed.call(err);
diff --git a/packages/rspack/src/util/cleverMerge.ts b/packages/rspack/src/util/cleverMerge.ts
index 14fc87705396..cc144e29faa8 100644
--- a/packages/rspack/src/util/cleverMerge.ts
+++ b/packages/rspack/src/util/cleverMerge.ts
@@ -275,7 +275,8 @@ const _cleverMerge = <First extends Obj, Second extends Obj>(
   // If the first argument has a dynamic part we modify the dynamic part to merge the second argument
   let secondObj = second;
   if (firstDynamicInfo !== undefined) {
-    let { byProperty, fn } = firstDynamicInfo;
+    let { fn } = firstDynamicInfo;
+    const { byProperty } = firstDynamicInfo;
     const fnInfo = fn[DYNAMIC_INFO];
     if (fnInfo) {
       secondObj = internalCaching
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 196e4a2cb8f0..f6a8359f294f 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -14,8 +14,8 @@ importers:
   .:
     devDependencies:
       '@rslint/core':
-        specifier: 0.4.0
-        version: 0.4.0(jiti@2.6.1)
+        specifier: 0.4.1
+        version: 0.4.1(jiti@2.6.1)
       '@rstest/core':
         specifier: ^0.9.7
         version: 0.9.7(@emnapi/core@1.9.2)(@emnapi/runtime@1.9.2)(@module-federation/runtime-tools@2.3.1)(core-js@3.49.0)(jsdom@26.1.0)
@@ -2900,8 +2900,8 @@ packages:
       typescript:
         optional: true
 
-  '@rslint/core@0.4.0':
-    resolution: {integrity: sha512-RoFnhoeTRx7ZY/4pD07F2XYCVI7qx5ocYLvtyhiFwqFXZF8Y1dZakehKlJBe8MpWQ7IQE/TIGcthdonzUJjUhQ==}
+  '@rslint/core@0.4.1':
+    resolution: {integrity: sha512-EaW6A6uvk9vDM3fV926gFUApowhmX6VrmJeHu+ENtnzBBW/nnJGs29tCNd2GKF8g7mbICnD4x9OMYS/UkgF/Ow==}
     hasBin: true
     peerDependencies:
       jiti: ^2.0.0
@@ -2909,33 +2909,33 @@ packages:
       jiti:
         optional: true
 
-  '@rslint/darwin-arm64@0.4.0':
-    resolution: {integrity: sha512-A7rueI2eUNtpBR7SIHRUOJ9cEyHnf3TvzFhKsav0U+s6nMkFUIDc4XFVlynwqhmH++53yoIGkjrlYLbVTOt0Jg==}
+  '@rslint/darwin-arm64@0.4.1':
+    resolution: {integrity: sha512-iUsS/W/ihy9iXC1IqT0MfZfLVK2Iykm4BkbDiMVgDGwCKP5vjQBZfc5eV/e2EOGF60SZbIu2LeD6QSyjOYeU9g==}
     cpu: [arm64]
     os: [darwin]
 
-  '@rslint/darwin-x64@0.4.0':
-    resolution: {integrity: sha512-lrMm7F7OwFDTjG3ZH3ktfhXSAaAsg3z1ExXVme72X5Wrwf88bLo1yXDkCvUjBuWgfpdKGe2eTVaICToEhatE+g==}
+  '@rslint/darwin-x64@0.4.1':
+    resolution: {integrity: sha512-LKlBGS8eYjTDIdXNQSH7euYgbZxvaJR9LgZVP/+O33ky8hG0BDW1jbQ1oFm8DyQIARgIB01UOe9Lmdb88Z0LQA==}
     cpu: [x64]
     os: [darwin]
 
-  '@rslint/linux-arm64@0.4.0':
-    resolution: {integrity: sha512-+6XaVJ3KHjs3VUZ1/Q9OEKEhacxwQ7M1rhjal3mT2WxcqAaDU4zcXvCD1eA12YV5cP8NGaxNqKd0xaIxxQOmJg==}
+  '@rslint/linux-arm64@0.4.1':
+    resolution: {integrity: sha512-uJuy03rRGudGXgXLyvDmX5cLlXTO2It3NzA3G95rdXY52vyIRNrb1Z63yYw7+6MqycJnsnz8LKoDjgfWWqlDsQ==}
     cpu: [arm64]
     os: [linux]
 
-  '@rslint/linux-x64@0.4.0':
-    resolution: {integrity: sha512-nDv0KQ9dff8BCUk+UtPj2QsR53XkwVI5lexH52g1l8viT67WvlmaT44wLSi93DqxqiP1lcy5ZGk7Annt84RztA==}
+  '@rslint/linux-x64@0.4.1':
+    resolution: {integrity: sha512-0VGYCgj82kZ8xJu5ximVO3u1fiA2zAzGRbhwFgjoThyIGiKFaIZhqc7wfEt/z1/aHlWRdIG1c+fWqlomh3U66w==}
     cpu: [x64]
     os: [linux]
 
-  '@rslint/win32-arm64@0.4.0':
-    resolution: {integrity: sha512-o8V+QGQMrf/xoL1ZDGdkbj5Bb9+BeJC71E5TK6snAOyJcDFQeJUjQzkxjdSidIvhQ/HqNDoIvFgcBUu01jRoAw==}
+  '@rslint/win32-arm64@0.4.1':
+    resolution: {integrity: sha512-BztIuv8PAWOGKtTu4T+idy7DMebTlLzdYtND+qt4ba4sIxgz0jEQujmK+zn3rNmu6lLhdVECPZQ6/z6hpIF5yw==}
     cpu: [arm64]
     os: [win32]
 
-  '@rslint/win32-x64@0.4.0':
-    resolution: {integrity: sha512-bfSiSkcVsLmKLnwHtUsb8OXc+ZxKB43Ll3URIFxY/qBv5Ea0OtGqAdaORc9ME0o1blYugsx1UCLWorJoMmE7TQ==}
+  '@rslint/win32-x64@0.4.1':
+    resolution: {integrity: sha512-a3KKGyVxf7lL4VE2v5MogQ29yocrA/24lUsEok2ZKXcdZMf/XRZV5BgXTIGNymnGo9H69QhR+aC1iNHU1Sal8w==}
     cpu: [x64]
     os: [win32]
 
@@ -9642,34 +9642,34 @@ snapshots:
       - '@typescript/native-preview'
       - core-js
 
-  '@rslint/core@0.4.0(jiti@2.6.1)':
+  '@rslint/core@0.4.1(jiti@2.6.1)':
     dependencies:
       picomatch: 4.0.4
     optionalDependencies:
-      '@rslint/darwin-arm64': 0.4.0
-      '@rslint/darwin-x64': 0.4.0
-      '@rslint/linux-arm64': 0.4.0
-      '@rslint/linux-x64': 0.4.0
-      '@rslint/win32-arm64': 0.4.0
-      '@rslint/win32-x64': 0.4.0
+      '@rslint/darwin-arm64': 0.4.1
+      '@rslint/darwin-x64': 0.4.1
+      '@rslint/linux-arm64': 0.4.1
+      '@rslint/linux-x64': 0.4.1
+      '@rslint/win32-arm64': 0.4.1
+      '@rslint/win32-x64': 0.4.1
       jiti: 2.6.1
 
-  '@rslint/darwin-arm64@0.4.0':
+  '@rslint/darwin-arm64@0.4.1':
     optional: true
 
-  '@rslint/darwin-x64@0.4.0':
+  '@rslint/darwin-x64@0.4.1':
     optional: true
 
-  '@rslint/linux-arm64@0.4.0':
+  '@rslint/linux-arm64@0.4.1':
     optional: true
 
-  '@rslint/linux-x64@0.4.0':
+  '@rslint/linux-x64@0.4.1':
     optional: true
 
-  '@rslint/win32-arm64@0.4.0':
+  '@rslint/win32-arm64@0.4.1':
     optional: true
 
-  '@rslint/win32-x64@0.4.0':
+  '@rslint/win32-x64@0.4.1':
     optional: true
 
   '@rspack/binding-darwin-arm64@2.0.0-rc.1':
diff --git a/rslint.config.ts b/rslint.config.ts
index d14e360d3cee..eee44b416414 100644
--- a/rslint.config.ts
+++ b/rslint.config.ts
@@ -32,7 +32,6 @@ export default defineConfig([
       '@typescript-eslint/triple-slash-reference': 'off',
       'no-constant-binary-expression': 'off',
       'no-empty': 'off',
-      'prefer-const': 'off',
     },
   },
   {