diff --git a/.drone.yml b/.drone.yml
index 927f4a2..05d8bbd 100644
--- a/.drone.yml
+++ b/.drone.yml
@@ -19,6 +19,7 @@ steps:
         #     cmake g++ \
         #     libevent-dev libpcre3-dev \
         #     libyaml-dev liblzma-dev
+      - apk add --update libmagic
       - shards install
       - shards build --production --static
       - strip bin/code-preloader