diff --git a/.github/workflows/build_test.yml b/.github/workflows/build_test.yml
index 5c8b246..9041bc7 100644
--- a/.github/workflows/build_test.yml
+++ b/.github/workflows/build_test.yml
@@ -42,7 +42,7 @@ jobs:
       - name: Build Posix
         working-directory: /tmp/
         run: |
-          west build $GITHUB_WORKSPACE/samples/uptime -b native_posix_64 --build-dir $GITHUB_WORKSPACE/samples/uptime/build_posix -- -DOVERLAY_CONFIG=$GITHUB_WORKSPACE/samples/uptime/boards/native_posix_64.conf
+          west build $GITHUB_WORKSPACE/samples/uptime -b native_posix_64 --build-dir $GITHUB_WORKSPACE/samples/uptime/build_posix
 
       - name : Upload Firmware
         uses: actions/upload-artifact@v4