diff --git a/tests/_support_server.pm b/tests/_support_server.pm
index 3acc3091..ecb8b4cc 100644
--- a/tests/_support_server.pm
+++ b/tests/_support_server.pm
@@ -114,7 +114,7 @@ sub _pxe_setup {
     # https://fedoraproject.org/wiki/QA:Testcase_Kickstart_File_Path_Ks_Cfg
     assert_script_run "curl -o ks.cfg https://git.rockylinux.org/tcooper/kickstarts/-/raw/main/root-user-crypted-net.ks";
     # tweak the repo config in it
-    assert_script_run "sed -i -e 's,^url.*,nfs --server=nfs://172.16.2.110 --dir=/repo --opts=nfsver=4,g' ks.cfg";
+    assert_script_run "sed -i -e 's,^url.*,nfs --server=nfs://172.16.2.110 --dir=/repo --opts=nfsvers=4,g' ks.cfg";
     # embed it
     assert_script_run "echo ks.cfg | cpio -c -o >> /var/lib/tftpboot/rocky/initrd.img";
     # chown root