diff --git a/nodered/Dockerfile b/nodered/Dockerfile
index fe1ff7d..43d5a4e 100644
--- a/nodered/Dockerfile
+++ b/nodered/Dockerfile
@@ -2,11 +2,9 @@ FROM nodered/node-red:latest-12
 
 USER root
 
-RUN set -ex && \
-    apt-get update && \
-    apt-get install -y \
-        iputils-ping \
-        iputils-arping 
-	
+RUN apk update && apk upgrade && \
+    apk --no-cache add arping dhcpdump 
+    
+RUN apk add dhcpdump --update-cache --repository http://dl-3.alpinelinux.org/alpine/edge/testing/ --allow-untrusted
 	
 USER node-red