diff --git a/.drone.yml b/.drone.yml
index 1d867f2..b887949 100644
--- a/.drone.yml
+++ b/.drone.yml
@@ -6,6 +6,12 @@ trigger:
     - push
 
 steps:
+  - name: submodules
+    image: docker:git
+    commands:
+      - git submodule update --init
+      - git submodule update --recursive --remote
+
   - name: theme
     image: node:11-alpine
     pull: true
@@ -15,7 +21,6 @@ steps:
       - cd themes/vikunja
       - yarn global add gulp-cli -g
       - yarn --production=false
-      - ls
       - gulp
 
   - name: build