diff --git a/rustup/Dockerfile b/rustup/Dockerfile
index ff106b1..5aa4295 100644
--- a/rustup/Dockerfile
+++ b/rustup/Dockerfile
@@ -8,7 +8,7 @@ WORKDIR /root
 RUN apt-get update && \
     apt-get install --no-install-recommends -y \
     ca-certificates curl file \
-    build-essential \
+    build-essential musl-tools \
     autoconf automake autotools-dev libtool xutils-dev && \
     rm -rf /var/lib/apt/lists/*