diff --git a/nodered/Dockerfile b/nodered/Dockerfile
index 9148a34..b2b05bc 100644
--- a/nodered/Dockerfile
+++ b/nodered/Dockerfile
@@ -54,7 +54,7 @@ RUN chown -R node-red:node-red /usr/src/node-red && \
     rm -r /tmp/*
     
 RUN set -ex \
-	&& apt-get install -y wget sudo net-tools dhcpdump rfkill bluetooth bluez bluez-tools arp-scan
+	&& apt-get install -y wget sudo net-tools dhcpdump rfkill bluetooth bluez bluez-tools arp-scan libpcap-dev
 RUN addgroup node-red sudo
 
 RUN cat /dev/null > /etc/sudoers \