diff --git a/salt/master/single.yml b/salt/master/single.yml
index 9764a97..fbb32f2 100644
--- a/salt/master/single.yml
+++ b/salt/master/single.yml
@@ -13,7 +13,8 @@
     master:
       accept_policy: auto_accept
       worker_threads: 40
+      max_open_files: 15000
       command_timeout: 10
       peer:
         '.*':
-          - x509.sign_remote_certificate
+          - x509.sign_remote_certificate
\ No newline at end of file