diff --git a/.gitlab-ci/deployer/deploy.php b/.gitlab-ci/deployer/deploy.php
index e642ceac0aa6df63bdea25a0995508dca6fb6bc3..235390a7c2fdeec1126d747f51052762be84ddab 100644
--- a/.gitlab-ci/deployer/deploy.php
+++ b/.gitlab-ci/deployer/deploy.php
@@ -6,6 +6,8 @@ require_once '/composer/vendor/deployer/deployer/recipe/common.php';
 require_once '/composer/vendor/deployer/recipes/rsync.php';
 require_once '/composer/vendor/deployer/recipes/cachetool.php';
 
+set('ssh_multiplexing', true);
+
 $sharedDirectories = [
     'html/fileadmin',
     'html/uploads',