diff --git a/.github/workflows/coverage-diff.yml b/.github/workflows/coverage-diff.yml
index 8643e9e..b393ee1 100644
--- a/.github/workflows/coverage-diff.yml
+++ b/.github/workflows/coverage-diff.yml
@@ -6,34 +6,35 @@ on:
 jobs:
   run-tests-check-coverage:
     name: Run tests & check coverage
-    runs-on: ubuntu-latest
     permissions:
       checks: write
       pull-requests: write
+    uses: fingerprintjs/dx-team-toolkit/.github/workflows/coverage-diff.yml@v1
+    with:
+      runAfterInstall: pnpm generate:version
 
+  send-coverage-to-coveralls:
+    name: Send coverage to Coveralls
+    runs-on: ubuntu-latest
     steps:
       - name: Checkout the repository
         uses: actions/checkout@v7
 
       - name: Install pnpm
-        uses: pnpm/action-setup@0ebf47130e4866e96fce0953f49152a61190b271
+        uses: pnpm/action-setup@v6
 
-      - name: Install latest node version
-        uses: actions/setup-node@v6
+      - name: Install Node
+        uses: actions/setup-node@v7
         with:
-          node-version: '22'
-          cache: 'pnpm'
+          cache: pnpm
 
-      - name: Install Node packages
-        run: pnpm install --frozen-lockfile
+      - name: Install dependencies
+        run: pnpm install
 
       - name: Generate version
         run: pnpm generate:version
 
-      - name: Build
-        run: pnpm build
-
-      - name: Run tests and prepare coverage report
+      - name: Run tests with coverage
         run: pnpm test:coverage
 
       - name: Send Coverage to Coveralls
@@ -41,5 +42,3 @@ jobs:
         with:
           github-token: ${{ secrets.GITHUB_TOKEN }}
           path-to-lcov: coverage/lcov.info
-        # make it optional to not fail the whole job if coveralls fails
-        continue-on-error: true
diff --git a/.github/workflows/docs-and-coverage.yml b/.github/workflows/docs-and-coverage.yml
index f9cf0c0..3dcf7b8 100644
--- a/.github/workflows/docs-and-coverage.yml
+++ b/.github/workflows/docs-and-coverage.yml
@@ -11,3 +11,33 @@ jobs:
     uses: fingerprintjs/dx-team-toolkit/.github/workflows/docs-and-coverage.yml@v1
     with:
       run-after-install: pnpm generate:version
+
+  send-coverage-to-coveralls:
+    name: Send coverage to Coveralls
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout the repository
+        uses: actions/checkout@v7
+
+      - name: Install pnpm
+        uses: pnpm/action-setup@v6
+
+      - name: Install Node
+        uses: actions/setup-node@v7
+        with:
+          cache: pnpm
+
+      - name: Install dependencies
+        run: pnpm install
+
+      - name: Generate version
+        run: pnpm generate:version
+
+      - name: Run tests with coverage
+        run: pnpm test:coverage
+
+      - name: Send Coverage to Coveralls
+        uses: coverallsapp/github-action@648a8eb78e6d50909eff900e4ec85cab4524a45b # v2.3.6
+        with:
+          github-token: ${{ secrets.GITHUB_TOKEN }}
+          path-to-lcov: coverage/lcov.info
diff --git a/README.md b/README.md
index aeb3bba..0b6f573 100644
--- a/README.md
+++ b/README.md
@@ -10,8 +10,8 @@
 <a href="https://github.com/fingerprintjs/angular/actions/workflows/ci.yml">
   <img src="https://github.com/fingerprintjs/angular/actions/workflows/ci.yml/badge.svg" alt="CI badge" />
 </a>
-<a href="https://fingerprintjs.github.io/angular/coverage/">
- <img src="https://fingerprintjs.github.io/angular/coverage/badges.svg" alt="coverage">
+<a href="https://coveralls.io/github/fingerprintjs/angular?branch=main">
+  <img src="https://coveralls.io/repos/github/fingerprintjs/angular/badge.svg?branch=main" alt="Coverage Status" />
 </a>
 <a href="https://www.npmjs.com/package/@fingerprint/angular">
   <img src="https://img.shields.io/npm/v/@fingerprint/angular.svg" alt="Current NPM version">
diff --git a/tsconfig.test-dts.json b/tsconfig.test-dts.json
index 94f076b..6793ef5 100644
--- a/tsconfig.test-dts.json
+++ b/tsconfig.test-dts.json
@@ -8,14 +8,17 @@
       "es2020",
       "dom"
     ],
-    "skipLibCheck": true,
+    "skipLibCheck": false,
     "noEmit": true,
     "isolatedModules": true,
+    "strict": true,
+    "experimentalDecorators": true,
+    "types": [],
     "paths": {
       "@fingerprint/angular": ["dist/fingerprintjs-pro-angular"]
     }
   },
   "include": [
-    "dist/fingerprintjs-pro-angular/index.d.ts"
+    "dist/fingerprintjs-pro-angular/**/*.d.ts"
   ]
 }