diff --git a/linux/Dockerfile b/linux/Dockerfile
index 90d46ed..b7928da 100644
--- a/linux/Dockerfile
+++ b/linux/Dockerfile
@@ -28,7 +28,7 @@ RUN apk add --no-cache \
       # Static compiler dependencies
       libffi-dev \
       # Build tools
-      git gcc g++ make automake libtool autoconf bash coreutils curl
+      git gcc g++ make automake libtool autoconf bash coreutils curl asciidoctor
 
 ARG release
 ENV CFLAGS="-fPIC -pipe ${release:+-O2}"