diff --git a/inventory/group_vars/koji b/inventory/group_vars/koji
index c0846fde61..139cfb4fab 100644
--- a/inventory/group_vars/koji
+++ b/inventory/group_vars/koji
@@ -34,7 +34,7 @@ koji_root: "koji.fedoraproject.org/koji"
 lvm_size: 100000
 mem_size: 32768
 max_mem_size: 65536
-nfs_mount_opts: "rw,hard,bg,intr,noatime,nodev,nosuid,sec=sys,nfsvers=3"
+nfs_mount_opts: "rw,hard,bg,intr,noatime,nodev,nosuid,sec=sys,nfsvers=4"
 num_cpus: 16
 osbs_url: "osbs.fedoraproject.org"
 primary_auth_source: ipa