diff --git a/.github/workflows/L1-tests.yml b/.github/workflows/L1-tests.yml
index 4fd9b19c..1cb84d29 100644
--- a/.github/workflows/L1-tests.yml
+++ b/.github/workflows/L1-tests.yml
@@ -180,7 +180,7 @@ jobs:
       - name: Build NetworkManager
         run: >
           cmake
-          -H networkmanager
+          -S "${{github.workspace}}/networkmanager"
           -B build/networkmanager
           -DCMAKE_TOOLCHAIN_FILE="${{ env.TOOLCHAIN_FILE }}"
           -DCMAKE_INSTALL_PREFIX="${{github.workspace}}/install/usr"