diff --git a/.drone.yml b/.drone.yml
index e049e43..8dfbca6 100644
--- a/.drone.yml
+++ b/.drone.yml
@@ -18,6 +18,7 @@ steps:
 - name: Build server binary
   image: rust:1.64.0-alpine
   commands:
+    - apk add --no-cache musl-dev
     - cargo build --release
 - name: Deploy site
   image: alpine