diff --git a/.drone.yml b/.drone.yml
index f14a52c..05415fa 100644
--- a/.drone.yml
+++ b/.drone.yml
@@ -7,6 +7,7 @@ steps:
   - name: linux-build
     image: wowlet/wowlet-linux:v0.1
     commands:
+    - git submodule update --init --recursive
     - make release-static -j2
 
 ---