diff --git a/.github/workflows/python-package.yml b/.github/workflows/python-package.yml
index b2d21a4..beadbee 100644
--- a/.github/workflows/python-package.yml
+++ b/.github/workflows/python-package.yml
@@ -8,12 +8,33 @@ on:
   - pull_request
 
 jobs:
-  build:
+  mypy:
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        python-version:
+          - '3.5'
+          - '3.6'
+          - '3.7'
+          - '3.8'
+          - '3.9'
 
+    steps:
+      - uses: actions/checkout@v2
+      - name: Set up Python ${{ matrix.python-version }}
+        uses: actions/setup-python@v2
+        with:
+          python-version: ${{ matrix.python-version }}
+      - name: Install dependencies
+        run: python -m pip install mypy
+      - name: Check types with mypy
+        run: mypy --strict idna
+
+  build:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python-version: ['3.6', '3.7', '3.8', '3.9']
+        python-version: ['3.5', '3.6', '3.7', '3.8', '3.9', 'pypy3']
 
     steps:
     - uses: actions/checkout@v2
diff --git a/.travis.yml b/.travis.yml
deleted file mode 100644
index 4666146..0000000
--- a/.travis.yml
+++ /dev/null
@@ -1,29 +0,0 @@
-language: python
-arch:
-  - amd64
-  - ppc64le
-python:
-  - "3.5"
-  - "3.6"
-  - "3.7"
-  - "3.8"
-  - "3.9"
-  - "pypy3"
-# Disable unsupported version  pypy for ppc64le
-jobs:
-  exclude:
-  - arch: ppc64le
-    python: pypy3
-
-matrix:
-  include:
-    - python: 3.9
-      install:
-        - pip install mypy
-      script:
-        - mypy --strict idna/
-
-install:
-  - pip install .
-script:
-  - python -m unittest discover