diff --git a/.drone.yml b/.drone.yml
index 3bec02f..6ca2212 100644
--- a/.drone.yml
+++ b/.drone.yml
@@ -5,6 +5,7 @@ steps:
   - name: check documentation build
     image: rust:1.49-slim-buster
     commands:
+      - apt install git
       - git submodule init
       - git submodule update --recursive --remote
       - ./build.sh