diff --git a/install/overtls-install-musl.sh b/install/overtls-install-musl.sh
index 2a80aa6..510a91c 100755
--- a/install/overtls-install-musl.sh
+++ b/install/overtls-install-musl.sh
@@ -408,6 +408,13 @@ EOF
     judge "cron scheduled task update"
 }
 
+function cron_random_restart_overtls_svc() {
+    local random_hour=$(od -An -N1 -i /dev/urandom | awk '{print $1 % 24}')
+    local random_minute=$(od -An -N1 -i /dev/urandom | awk '{print $1 % 60}')
+
+    (crontab -l; echo "${random_minute} ${random_hour} * * * systemctl restart overtls") | crontab -
+}
+
 function nginx_web_server_config_end() {
     rm -rf ${nginx_conf_file}
     cat > ${nginx_conf_file} <<EOF
@@ -733,6 +740,8 @@ function install_overtls_remote_server() {
         exit 1
     fi
 
+    cron_random_restart_overtls_svc
+
     echo
     echo "======== config.json ========"
     echo
diff --git a/install/overtls-install-selfsign.sh b/install/overtls-install-selfsign.sh
index e9b2208..16b19f4 100755
--- a/install/overtls-install-selfsign.sh
+++ b/install/overtls-install-selfsign.sh
@@ -499,6 +499,13 @@ function print_url() {
     echo "${qrcode}"
 }
 
+function cron_random_restart_overtls_svc() {
+    local random_hour=$(od -An -N1 -i /dev/urandom | awk '{print $1 % 24}')
+    local random_minute=$(od -An -N1 -i /dev/urandom | awk '{print $1 % 60}')
+
+    (crontab -l; echo "${random_minute} ${random_hour} * * * systemctl restart overtls") | crontab -
+}
+
 function install_overtls_remote_server() {
     check_system
     dependency_install
@@ -530,6 +537,8 @@ function install_overtls_remote_server() {
         exit 1
     fi
 
+    cron_random_restart_overtls_svc
+
     echo
     echo "======== config.json ========"
     echo