diff --git a/Makefile b/Makefile
index f7d042d..d1ec11d 100644
--- a/Makefile
+++ b/Makefile
@@ -84,7 +84,7 @@ tmp/initramfs-extracted/debian-stretch: images/debian-stretch.initramfs
 	touch tmp/initramfs-extracted/debian-stretch
 
 $(qemu_disk): tmp
-	qemu-img create "$@" 4G
+	qemu-img create "$@" 20G
 
 tmp/netboot.tar.gz: tmp
 	wget -c -O "$@" https://cdn-aws.deb.debian.org/debian/dists/stretch/main/installer-amd64/current/images/netboot/netboot.tar.gz
diff --git a/README.md b/README.md
new file mode 100644
index 0000000..4c3ad9a
--- /dev/null
+++ b/README.md
@@ -0,0 +1,7 @@
+## Testing
+
+### ansible
+
+root: `packer/ansible`
+
+`ansible-playbook -u root -i inventories/qemu playbook.yml -t windowmanager`
diff --git a/packer/ansible/playbook.yml b/packer/ansible/playbook.yml
index 0fed1d3..e29c87a 100644
--- a/packer/ansible/playbook.yml
+++ b/packer/ansible/playbook.yml
@@ -17,3 +17,6 @@
     - role: labsync
       tags:
         - labsync
+    - role: windowmanager
+      tags:
+        - windowmanager
diff --git a/packer/initramfs/labsync b/packer/initramfs/labsync
index 0aada90..4b4ae0a 100755
--- a/packer/initramfs/labsync
+++ b/packer/initramfs/labsync
@@ -142,7 +142,7 @@ PARTTABLE
 		fi
 
 		labsync_create_or_resize_lv "$vg_name" "$lv_name_sqashfs" $((image_size_bytes * 2)) $image_size_bytes
-		labsync_create_or_resize_lv "$vg_name" "$lv_name_overlay" $((500 * 1024 * 1024))
+		labsync_create_or_resize_lv "$vg_name" "$lv_name_overlay" $((10000 * 1024 * 1024))
 
 		#lvm vgchange -ay "$vg_name"
 		#lvm lvscan -a --ignorelockingfailure