diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 657faa10c5..5ecc6d7424 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -65,3 +65,7 @@ jobs:
     - name: build SAMD21
       run: |
         $CHC_PATH/tools/chbuild.sh $CHC_PATH/testhal/SAMD21A
+    - name: build AT32
+      run: |
+        $CHC_PATH/tools/chbuild.sh $CHC_PATH/testhal/AT32
+        $CHC_PATH/tools/chbuild.sh $CHC_PATH/demos/AT32