diff --git a/salt/ssl/init.sls b/salt/ssl/init.sls
index 30e78c7ff..f475c4758 100644
--- a/salt/ssl/init.sls
+++ b/salt/ssl/init.sls
@@ -26,6 +26,7 @@ m2cryptopkgs:
     - CN: {{ master }}
     - days_remaining: 3000
     - backup: True
+    - keyUsage: "critical keyEncipherment"
     - extendedkeyUsage: "serverAuth, clientAuth"
     - managed_private_key:
         name: /etc/pki/filebeat.key