diff --git a/.github/workflows/Build.yml b/.github/workflows/Build.yml
new file mode 100644
index 0000000..056de24
--- /dev/null
+++ b/.github/workflows/Build.yml
@@ -0,0 +1,16 @@
+name: CI
+
+on: [push]
+
+jobs:
+  test:
+
+    runs-on: ubuntu-latest
+
+    steps:
+    - uses: actions/checkout@v1
+    - uses: mihails-strasuns/setup-dlang@v0.3.0
+      with:
+        compiler: dmd-2.090.0
+    - name: Run tests
+      run: dub test
diff --git a/source/app.d b/source/app.d
index fac1929..da9d04a 100644
--- a/source/app.d
+++ b/source/app.d
@@ -12,6 +12,8 @@ struct Options
     string[] files;
 }
 
+version(unittest) {}
+else
 void main(string[] args) {
     Options props;