diff --git a/Dockerfile b/Dockerfile
index 33da3fa2..c532e423 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -61,7 +61,7 @@ FROM alpine:3.19
 RUN addgroup -S wgui && \
     adduser -S -D -G wgui wgui
 
-RUN apk --no-cache add ca-certificates wireguard-tools jq
+RUN apk --no-cache add ca-certificates wireguard-tools jq iptables
 
 WORKDIR /app