diff --git a/Dockerfile.aarch64 b/Dockerfile.aarch64
index 3f90ba4..bbd0e15 100755
--- a/Dockerfile.aarch64
+++ b/Dockerfile.aarch64
@@ -27,6 +27,7 @@ RUN \
   apk add --no-cache \
     fail2ban \
     gnupg \
+    iptables-legacy \
     memcached \
     nginx-mod-http-brotli \
     nginx-mod-http-dav-ext \