diff --git a/.drone.yml b/.drone.yml
index 4b27a0e..3d1988a 100644
--- a/.drone.yml
+++ b/.drone.yml
@@ -7,7 +7,7 @@ steps:
 - name: build
   image: alpine:latest
   commands:
-    - apk update && apk add pandoc
+    - apk update && apk add bash pandoc
     - bash ./build.sh
     - mv _site /var/www/