diff --git a/Readme.md b/Readme.md
index 90b70318b7e938bdb399f537b157f44243c5dd1c..e750d35b8edbd8b26a3bc70feb708de67f5199a6 100644
--- a/Readme.md
+++ b/Readme.md
@@ -1,5 +1,7 @@
 Compile radvd_adv_count
 
+apt-get install zabbix-agent
+
 g++ -Wall scripts/compile_to_radvd_adv_count.cpp -o scripts/radvd_adv_count
 
 mkdir /etc/zabbix/scripts && cp scripts/* /etc/zabbix/scripts/