diff --git a/.gitea/workflows/ci.yml b/.gitea/workflows/ci.yml
index 4e9f417..0ebd3ee 100644
--- a/.gitea/workflows/ci.yml
+++ b/.gitea/workflows/ci.yml
@@ -49,6 +49,7 @@ jobs:
         run: |
           apt-get update
           apt-get install -y docker-compose
+          apt-get install -y bc
 
       # https://github.com/marketplace/actions/docker-setup-buildx
       - name: Set up Docker Buildx