diff --git a/roles/vmhost/tasks/main.yml b/roles/vmhost/tasks/main.yml
index 59e5af2..13e4a98 100644
--- a/roles/vmhost/tasks/main.yml
+++ b/roles/vmhost/tasks/main.yml
@@ -1,27 +1,27 @@
 - name: ensure required packages are installed
   package:
-    name={{ vmhost_required_packages|join(',') }}
-    state=present
+    name: '{{ vmhost_required_packages }}'
+    state: present
   tags:
   - install
 
 - name: ensure libvirtd is configured
   template:
-    src=libvirtd.conf.j2
-    dest=/etc/libvirt/libvirtd.conf
-    mode=0644
+    src: libvirtd.conf.j2
+    dest: /etc/libvirt/libvirtd.conf
+    mode: '0644'
 
 - name: ensure libvirt can use nfs
   seboolean:
-    name=virt_use_nfs
-    state=yes
-    persistent=yes
+    name: virt_use_nfs
+    state: true
+    persistent: true
 
 - name: ensure libvirt runtime configuration directories exists
   file:
-    path=/var/lib/libvirt/config/{{ item }}
-    mode=0700
-    state=directory
+    path: /var/lib/libvirt/config/{{ item }}
+    mode: '0700'
+    state: directory
   with_items:
   - qemu
   - storage
@@ -38,12 +38,12 @@
 
 - name: ensure libvirtd starts at boot
   service:
-    name=libvirtd
-    enabled=yes
+    name: libvirtd
+    enabled: true
 - name: ensure libvirtd is running
   service:
-    name=libvirtd
-    state=started
+    name: libvirtd
+    state: started
 
 - name: ensure libvirt networks are defined
   virt_net:
@@ -64,23 +64,23 @@
 
 - name: ensure libvirtd migration port is allowed in the firewall
   firewalld:
-    port=49152/tcp
-    permanent=no
-    immediate=yes
-    state=enabled
+    port: 49152/tcp
+    permanent: false
+    immediate: true
+    state: enabled
   notify: save firewalld configuration
 
 - name: ensure systemd ksm unit is installed
   copy:
-    src=ksm.service
-    dest=/etc/systemd/system/ksm.service
-    mode=0644
+    src: ksm.service
+    dest: /etc/systemd/system/ksm.service
+    mode: '0644'
   notify: reload systemd
 - name: ensure systemd ksm unit starts at boot
   service:
-    name=ksm
-    enabled=yes
+    name: ksm
+    enabled: true
 - name: ensure systemd ksm unit is running
   service:
-    name=ksm
-    state=started
+    name: ksm
+    state: started