diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index a2eebbb..3cffad1 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -14,7 +14,7 @@ jobs:
         run: |
           mkdir build
           cd build
-          cmake ..
+          cmake .. -DBUILD_TESTS=ON
           make
           ./nanomodbus_tests
       - name: Compile Arduino examples