diff --git a/.npmrc b/.npmrc
new file mode 100644
index 0000000..38f11c6
--- /dev/null
+++ b/.npmrc
@@ -0,0 +1 @@
+registry=https://registry.npmjs.org
diff --git a/bun.lock b/bun.lock
index d1e174b..061ef13 100644
--- a/bun.lock
+++ b/bun.lock
@@ -14,7 +14,7 @@
         "husky": "9.1.7",
         "prettier": "3.8.1",
         "type-fest": "5.5.0",
-        "typescript": "5.9.3",
+        "typescript": "6.0.2",
         "typescript-eslint": "8.58.0",
       },
     },
@@ -232,7 +232,7 @@
 
     "type-fest": ["type-fest@5.5.0", "", { "dependencies": { "tagged-tag": "^1.0.0" } }, "sha512-PlBfpQwiUvGViBNX84Yxwjsdhd1TUlXr6zjX7eoirtCPIr08NAmxwa+fcYBTeRQxHo9YC9wwF3m9i700sHma8g=="],
 
-    "typescript": ["typescript@5.9.3", "", { "bin": { "tsc": "bin/tsc", "tsserver": "bin/tsserver" } }, "sha512-jl1vZzPDinLr9eUt3J/t7V6FgNEw9QjvBPdysz9KfQDD41fQrC2Y4vKQdiaUpFT4bXlb1RHhLpp8wtm6M5TgSw=="],
+    "typescript": ["typescript@6.0.2", "", { "bin": { "tsc": "bin/tsc", "tsserver": "bin/tsserver" } }, "sha512-bGdAIrZ0wiGDo5l8c++HWtbaNCWTS4UTv7RaTH/ThVIgjkveJt83m74bBHMJkuCbslY8ixgLBVZJIOiQlQTjfQ=="],
 
     "typescript-eslint": ["typescript-eslint@8.58.0", "", { "dependencies": { "@typescript-eslint/eslint-plugin": "8.58.0", "@typescript-eslint/parser": "8.58.0", "@typescript-eslint/typescript-estree": "8.58.0", "@typescript-eslint/utils": "8.58.0" }, "peerDependencies": { "eslint": "^8.57.0 || ^9.0.0 || ^10.0.0", "typescript": ">=4.8.4 <6.1.0" } }, "sha512-e2TQzKfaI85fO+F3QywtX+tCTsu/D3WW5LVU6nz8hTFKFZ8yBJ6mSYRpXqdR3mFjPWmO0eWsTa5f+UpAOe/FMA=="],
 
diff --git a/package.json b/package.json
index 0a9e60a..d0c18b9 100644
--- a/package.json
+++ b/package.json
@@ -34,7 +34,7 @@
     "husky": "9.1.7",
     "prettier": "3.8.1",
     "type-fest": "5.5.0",
-    "typescript": "5.9.3",
+    "typescript": "6.0.2",
     "typescript-eslint": "8.58.0"
   }
 }
diff --git a/test/rules/resolutions.test.ts b/test/rules/resolutions.test.ts
index 8cd7f6a..ba66e6f 100644
--- a/test/rules/resolutions.test.ts
+++ b/test/rules/resolutions.test.ts
@@ -60,7 +60,7 @@ describe('resolutions', () => {
     });
 
     it('should fail when non-matching resolution is present in package.json and ignore list', () => {
-      getMultilineInputMock.mockImplementationOnce(input =>
+      getMultilineInputMock.mockImplementationOnce((input: string) =>
         input === 'ignore-resolutions' ? ['@test/package-foo', '@test/package-bar'] : []
       );
 
@@ -81,7 +81,7 @@ describe('resolutions', () => {
     });
 
     it('should not fail when resolutions are not present, but ignore list is', () => {
-      getMultilineInputMock.mockImplementationOnce(input =>
+      getMultilineInputMock.mockImplementationOnce((input: string) =>
         input === 'ignore-resolutions' ? ['@test/package'] : []
       );
 
@@ -96,7 +96,7 @@ describe('resolutions', () => {
   describe('ignore-resolutions-until', () => {
     it('should not fail when some resolutions are provided and ignore-resolutions-until is set with date in the future', () => {
       setSystemTime(new Date('2020-12-31'));
-      getInputMock.mockImplementation(input =>
+      getInputMock.mockImplementation((input: string) =>
         input === 'ignore-resolutions-until' ? '2021-01-01' : ''
       );
 
@@ -118,7 +118,7 @@ describe('resolutions', () => {
 
     it('should fail when some resolutions are provided and ignore-resolutions-until is set with date in the past', () => {
       setSystemTime(new Date('2021-01-31'));
-      getInputMock.mockImplementation(input =>
+      getInputMock.mockImplementation((input: string) =>
         input === 'ignore-resolutions-until' ? '2021-01-01' : ''
       );
 
@@ -142,7 +142,9 @@ describe('resolutions', () => {
 
     it('should fail when some resolutions are provided and ignore-resolutions-until is not set', () => {
       setSystemTime(new Date('2021-01-31'));
-      getInputMock.mockImplementation(input => (input === 'ignore-resolutions-until' ? '' : ''));
+      getInputMock.mockImplementation((input: string) =>
+        input === 'ignore-resolutions-until' ? '' : ''
+      );
 
       const packageJson: PackageJson = {
         dependencies: {},
@@ -164,10 +166,10 @@ describe('resolutions', () => {
 
     it('should not fail when matching resolution is present in package.json and ignore list, while ignore-resolutions-until is provided with date in the past', () => {
       setSystemTime(new Date('2021-01-31'));
-      getInputMock.mockImplementation(input =>
+      getInputMock.mockImplementation((input: string) =>
         input === 'ignore-resolutions-until' ? '2021-01-01' : ''
       );
-      getMultilineInputMock.mockImplementationOnce(input =>
+      getMultilineInputMock.mockImplementationOnce((input: string) =>
         input === 'ignore-resolutions' ? ['@test/package-foo', '@test/package-bar'] : []
       );
 
diff --git a/test/utils/get-dependencies.test.ts b/test/utils/get-dependencies.test.ts
index 86a4079..a9da188 100644
--- a/test/utils/get-dependencies.test.ts
+++ b/test/utils/get-dependencies.test.ts
@@ -38,7 +38,7 @@ describe('getDependencies', () => {
     };
 
     it('should return expected result', () => {
-      getMultilineInputMock.mockImplementation(input =>
+      getMultilineInputMock.mockImplementation((input: string) =>
         input === 'dependency-types' ? ['dependencies'] : []
       );
       result = getDependencies(packageJson);
@@ -62,7 +62,7 @@ describe('getDependencies', () => {
     };
 
     it('should return expected result', () => {
-      getMultilineInputMock.mockImplementation(input =>
+      getMultilineInputMock.mockImplementation((input: string) =>
         input === 'dependency-types' ? ['dependencies', 'devDependencies'] : []
       );
       result = getDependencies(packageJson);
@@ -102,7 +102,7 @@ describe('getDependencies', () => {
     };
 
     it('should return expected result', () => {
-      getMultilineInputMock.mockImplementation(input =>
+      getMultilineInputMock.mockImplementation((input: string) =>
         input === 'dependency-types'
           ? ['dependencies', 'devDependencies']
           : ['some-package-to-ignore']
diff --git a/tsconfig.json b/tsconfig.json
index 86b28a1..cea2a0d 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -2,7 +2,7 @@
   "compilerOptions": {
     "allowSyntheticDefaultImports": true,
     "moduleDetection": "force",
-    "moduleResolution": "node",
+    "moduleResolution": "bundler",
     "module": "esnext",
     "target": "esnext",
     "noEmit": true,
@@ -10,7 +10,8 @@
     "noUncheckedIndexedAccess": true,
     "resolveJsonModule": true,
     "skipLibCheck": true,
-    "strict": true
+    "strict": true,
+    "types": ["bun"]
   },
   "exclude": ["dist"]
 }