diff --git a/conf/includes/gl.conf.sh b/conf/includes/gl.conf.sh
index 2a3abdb..c53c532 100644
--- a/conf/includes/gl.conf.sh
+++ b/conf/includes/gl.conf.sh
@@ -32,7 +32,7 @@ export SHARED_HOME="false"
 export SSHD_PERMITROOT_RANGE="192.168.1.0/24"
 
 # Check MK
-export MK_VERSION="2.0.0p20-1"
+export MK_VERSION="2.2.0b6-1"
 export MK_URL="https://nagios.geoffray-levasseur.org/check_mk/check_mk/agents/check-mk-agent_${MK_VERSION}_all.deb"
 export MK_SERVER_IP="192.168.1.201"