diff --git a/.github/workflows/install.yml b/.github/workflows/install.yml
index 6b989b7ad..e97be456e 100644
--- a/.github/workflows/install.yml
+++ b/.github/workflows/install.yml
@@ -82,6 +82,10 @@ jobs:
         run: |
               source setup.sh
               make riscof
+      - name: make buildroot
+        run: |
+              source setup.sh
+              make -C linux
       - name: regression
         run: |
               source setup.sh