diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 7e4c7607..b1f20b0d 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -27,6 +27,16 @@ jobs:
       run: make
     - name: make install
       run: sudo make install
+    - name: make install-include
+      run: sudo make install-include
+    - name: make example
+      run: (cd example; make)
+    - name: install example
+      run: (cd example; sudo make install)
+    - name: make util
+      run: (cd util; make)
+    - name: install util
+      run: (cd util; sudo make install)
     - name: ldconfig
       run: sudo ldconfig
     - name: prepare test1