diff --git a/vagrant/ansible/roles/kvm/tasks/main.yml b/vagrant/ansible/roles/kvm/tasks/main.yml
index 0b8b7649..52b368fa 100644
--- a/vagrant/ansible/roles/kvm/tasks/main.yml
+++ b/vagrant/ansible/roles/kvm/tasks/main.yml
@@ -29,8 +29,8 @@
   become: false
   when: is_windows
 
-- name: configure kernel using distro's config
-  command: make olddefconfig
+- name: configure kernel using default x86_64 config
+  command: make x86_64_defconfig
   args:
     chdir: "{{ root_dir }}/kvm"
   become: false
@@ -86,7 +86,7 @@
 
 - name: add kvm.introspection=1 to kernel command line
   lineinfile:
-    dest: /etc/default/grub.d/99-introspection.cfg
+    dest: /etc/default/grub.d/999-introspection.cfg
     line: 'GRUB_CMDLINE_LINUX_DEFAULT="$GRUB_CMDLINE_LINUX_DEFAULT kvm.introspection=1"'
     create: yes