diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 6eb2d3d..5abdfa8 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -24,6 +24,9 @@ jobs:
     - name: Flake8
       run: flake8 src/
 
+    - name: MyPy
+      run: mypy src/
+
   meson-build-test:
     runs-on: ubuntu-latest
     steps:
diff --git a/requirements.txt b/requirements.txt
index b36b8eb..a3eb634 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,2 +1,3 @@
 flake8 ~= 3.8
+mypy ~= 0.910
 PyGObject ~= 3.40