diff --git a/.drone.yml b/.drone.yml
index 876982f..e9599f9 100644
--- a/.drone.yml
+++ b/.drone.yml
@@ -4,6 +4,13 @@ type: docker
 name: default
 
 steps:
+
+- name: submodules
+  image: alpine/git
+  commands:
+  - git submodule init
+  - git submodule update --recursive --remote
+
 - name: pandoc
   image: pandoc/alpine:2.14
   commands: