diff --git a/.circleci/config.yml b/.circleci/config.yml
deleted file mode 100644
index bff91f2..0000000
--- a/.circleci/config.yml
+++ /dev/null
@@ -1,60 +0,0 @@
-executors:
-  node:
-    docker:
-      - image: circleci/node:10
-
-aliases:
-  restore_cache: &restore_cache
-    restore_cache:
-      name: Restore Npm Package Cache
-      keys:
-        - yarn-cache-test-0.1.0-{{ checksum "yarn.lock" }}
-
-  install_node_modules: &install_node_modules
-    run:
-      name: Install dependencies
-      command: yarn
-
-  save_cache: &save_cache
-    save_cache:
-      name: Save NPM package cache
-      key: yarn-cache-test-0.1.0-{{ checksum "yarn.lock" }}
-      paths:
-        - ./node_modules
-
-version: 2.1
-
-jobs:
-  test:
-    executor: node
-    steps:
-      - checkout
-      - <<: *restore_cache
-      - <<: *install_node_modules
-      - <<: *save_cache
-      - run:
-          name: Test
-          command: yarn test
-
-  build:
-    executor: node
-    steps:
-      - checkout
-      - <<: *restore_cache
-      - <<: *install_node_modules
-      - run:
-          name: Build
-          command: yarn build
-
-workflows:
-  version: 2
-  build_and_deploy:
-    jobs:
-      - test:
-          filters:
-            branches:
-              ignore:
-                - gh-pages
-      - build:
-          requires:
-            - test
diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
new file mode 100644
index 0000000..2234661
--- /dev/null
+++ b/.github/workflows/ci.yaml
@@ -0,0 +1,49 @@
+name: 'CI'
+
+on:
+  push:
+    branches:
+      - main
+  pull_request:
+    types: ['opened', 'edited', 'synchronize']
+
+jobs:
+  test:
+    name: 'Test in: ${{ matrix.os }}, node-${{ matrix.node }}'
+    runs-on: ${{ matrix.os }}
+
+    strategy:
+      matrix:
+        os: [ubuntu-latest]
+        node: [12, 14, 16]
+
+    steps:
+      - name: checkout
+        uses: actions/checkout@v3
+
+      - name: set up node.js v${{ matrix.node }}
+        uses: actions/setup-node@v3
+        with:
+          node-version: ${{ matrix.node }}
+          cache: "yarn"
+
+      - name: cache node_modules
+        uses: actions/cache@v3
+        with:
+          path: node_modules
+          key: ${{ matrix.os }}-node-v${{ matrix.node }}-${{ hashFiles(format('{0}{1}', github.workspace, '/yarn.lock')) }}
+
+      - name: install dependencies
+        run: yarn install
+
+      - name: test
+        run: yarn test
+
+      - name: build
+        run: yarn build
+
+      - name: Upload coverage to Codecov
+        uses: codecov/codecov-action@v3
+        with:
+          token: ${{ secrets.CODECOV_TOKEN }}
+          verbose: true
diff --git a/package.json b/package.json
index 57568f6..e940971 100644
--- a/package.json
+++ b/package.json
@@ -27,13 +27,13 @@
   },
   "homepage": "https://github.com/thundermiracle/filter-data#readme",
   "scripts": {
-    "eslint:src": "eslint src/**/*.{ts,tsx}",
-    "eslint:test": "eslint __test__/**/*.{ts,tsx}",
+    "eslint:src": "eslint src/**/*.ts",
+    "eslint:test": "eslint __test__/**/*.ts",
     "eslint": "yarn eslint:src && yarn eslint:test",
     "jest": "jest",
     "type-check": "tsc --noEmit --project tsconfig.eslint.json",
     "type-check:watch": "yarn type-check -- --watch",
-    "test": "yarn type-check && yarn eslint && yarn jest && codecov",
+    "test": "yarn type-check && yarn eslint && yarn jest",
     "bench": "ts-node ./benchmark/index.ts",
     "build:js:cjs": "tsc",
     "build:js:es": "tsc --project tsconfig.es.json",
@@ -55,7 +55,6 @@
     "@types/ramda": "^0.26.44",
     "@typescript-eslint/eslint-plugin": "^2.23.0",
     "@typescript-eslint/parser": "^2.23.0",
-    "codecov": "^3.6.5",
     "eslint": "^6.8.0",
     "eslint-config-airbnb-base": "^14.1.0",
     "eslint-config-prettier": "^6.10.0",
@@ -77,4 +76,4 @@
     "ts-node": "^8.6.2",
     "typescript": "^3.8.3"
   }
-}
+}
\ No newline at end of file
diff --git a/tsconfig.json b/tsconfig.json
index 50a3a70..e784216 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -1,7 +1,7 @@
 {
   "compilerOptions": {
     "outDir": "./lib/",
-    "sourceMap": false,
+    "sourceMap": true,
     "target": "es5",
     "module": "CommonJS",
     "declaration": true,