diff --git a/.github/workflows/build-ncs.yml b/.github/workflows/build-ncs.yml
index 4222c0c..621f72d 100644
--- a/.github/workflows/build-ncs.yml
+++ b/.github/workflows/build-ncs.yml
@@ -9,25 +9,31 @@ jobs:
     runs-on: ubuntu-22.04
     container: ghcr.io/nrfconnect/sdk-nrf-toolchain:v2.6.0
     steps:
-      - name: Checkout
+      - name: Checkout repository with example application
         uses: actions/checkout@v3
         with:
           path: example-application
 
-      - name: Initialize
+      - name: Prepare west project
         shell: bash
+        # /opt/entrypoint.sh is called to set environment variables inside docker container
+        # It is needed only when using docker container in GitHub Actions due to their limitation
+        # https://github.com/actions/runner/issues/1964
+        #
+        # qemu-system-arm is needed to enable tests on qemu platform
+        # libffi7 is needed to get libffi.so.7 required by Python3.7 on Ubuntu 22.04
         run: |
-          source /opt/entrypoint.sh
+          source /opt/entrypoint.sh  
           west init -l example-application
           west update -o=--depth=1 -n
-          apt-get update && apt-get install -y qemu-system-arm
+          apt-get update && apt-get install -y qemu-system-arm libffi7
 
       - name: Build firmware
         working-directory: example-application
         shell: bash
         run: |
           source /opt/entrypoint.sh
-          export LD_LIBRARY_PATH="$LD_LIBRARY_PATH:$(dirname $(which nanopb_generator))"
+#          export LD_LIBRARY_PATH="$LD_LIBRARY_PATH:$(dirname $(which libffi.so.7))"
           west twister -T app -v --inline-logs --integration
 
       - name: Store hex files
@@ -41,5 +47,5 @@ jobs:
         shell: bash
         run: |
           source /opt/entrypoint.sh
-          export LD_LIBRARY_PATH=$LD_LIBRARY_PATH:/opt/ncs/toolchains/2be090971e/opt/nanopb/generator-bin
+#          export LD_LIBRARY_PATH="$LD_LIBRARY_PATH:$(dirname $(which libffi.so.7))"
           west twister -T tests -v --inline-logs --integration