diff --git a/.github/workflows/build-linux.yml b/.github/workflows/build-linux.yml
index 1ba5df3a65..a26b2568f2 100644
--- a/.github/workflows/build-linux.yml
+++ b/.github/workflows/build-linux.yml
@@ -17,6 +17,7 @@ jobs:
     steps:
       - name: Install Coscmd
         run: |
+          apt-get update
           apt-get install -y python3-venv
           python3 -m venv /python3/venv
           /python3/venv/bin/python -m pip install coscmd