diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index cb04cc74..2bf6a8f6 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -12,8 +12,8 @@ jobs:
       CMAKE_PREFIX_PATH: /opt/toolchains
     strategy:
       matrix:
-        built_type: [debug, release]
-        board: [zswatch_nrf5340_cpuapp@1, zswatch_nrf5340_cpuapp@3, native_posix, nrf5340dk_nrf5340_cpuapp]
+        built_type: [debug]
+        board: [zswatch_nrf5340_cpuapp@3]
     steps:
       - name: Checkout
         uses: actions/checkout@v3
@@ -40,4 +40,16 @@ jobs:
       - name: Build firmware
         working-directory: ZSWatch
         run: |
-          west build app -p -b ${{ matrix.board }} -- -DOVERLAY_CONFIG=boards/${{ matrix.built_type }}.conf
+          west build app --build-dir ${{ matrix.board }}_${{ matrix.built_type }} -p -b ${{ matrix.board }} -- -DOVERLAY_CONFIG=boards/${{ matrix.built_type }}.conf
+          ls
+          cd ${{ matrix.board }}_${{ matrix.built_type }}/zephyr
+          ls
+          mv zephyr.hex ${{ matrix.board }}_${{ matrix.built_type }}.hex
+          ls
+          pwd
+      
+      - name : Upload Firmware
+        uses: actions/upload-artifact@v3
+        with:
+          name: ${{ matrix.board }}_${{ matrix.built_type }}
+          path: ZSWatch/${{ matrix.board }}_${{ matrix.built_type }}/zephyr/${{ matrix.board }}_${{ matrix.built_type }}.hex