diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index cfc2ddf..49bf5e2 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -25,6 +25,7 @@ jobs:
 
       - name: Install just
         run: |
+          sudo rm -f /var/lib/man-db/auto-update  # disable man-db update
           sudo apt-get update
           sudo apt-get install -y just