diff --git a/mdmcertcheck/mdmsslcertcheck.docker b/mdmcertcheck/mdmsslcertcheck.docker
index fb3bfe1..2c30b70 100644
--- a/mdmcertcheck/mdmsslcertcheck.docker
+++ b/mdmcertcheck/mdmsslcertcheck.docker
@@ -18,7 +18,7 @@ VOLUME [ "/sys/fs/cgroup" ]
 RUN yum update -y --nogpgcheck
 # install soft
 RUN yum install -y --nogpgcheck epel-release
-RUN yum install -y --nogpgcheck vim git cmake3 openssh-clients boost-devel gcc make gcc-c++ wget fish
+RUN yum install -y --nogpgcheck vim git cmake3 openssh-clients boost-devel gcc make gcc-c++ wget fish openssl
 RUN yum install -y zabbix30-agent
 
 CMD ["/usr/sbin/init"]