diff --git a/Dockerfile b/Dockerfile
index 61aa701..ebb4b36 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,6 +1,6 @@
 FROM alpine
 
 ADD . .
-RUN apk update && apk add gcc make openssl libressl-dev musl-dev && make
+RUN apk update && apk add gcc make openssl libressl-dev musl-dev bsd-compat-headers && make
 
 ENTRYPOINT ./restrictions-crack "$hash" "$salt"