diff --git a/templates/github/.github/workflows/build.yml.j2 b/templates/github/.github/workflows/build.yml.j2
index a49def96..eb4e1870 100644
--- a/templates/github/.github/workflows/build.yml.j2
+++ b/templates/github/.github/workflows/build.yml.j2
@@ -26,6 +26,7 @@ jobs:
       {%- if os_required_packages %}
       - name: "Install OS packages"
         run: |
+          sudo apt-get update
           sudo apt-get install -y {{ os_required_packages|join(' ') }}
       {%- endif %}
       - name: "Build package"