diff --git a/README.md b/README.md
index 7367cfb2a7220fc7334dcecebdb4003700e716a4..d4061026f82214d4bddccd8a329a789c1f154395 100644
--- a/README.md
+++ b/README.md
@@ -5,12 +5,12 @@ This script automates the process of updating images of operating systems in Ope
 
 ### Currently the supported OS are:
 
-- CentOS 6
 - CentOS 7
-- Debian 8
 - Debian 9
-- Ubuntu 14.04
+- Fedora 28
+- Fedora 29
 - Ubuntu 16.04
+- Ubuntu 18.04
 
 Installation
 ------------
@@ -74,3 +74,4 @@ Notes
 -----
 
 This script is tested on Ubuntu 16.04 x64
+
diff --git a/config.yml b/config.yml
index 95c4df51f016f1ecd1c1b8cb28bbb939ec004798..b9e6e67c55625381e81131de8e7f5588ce6b3f3e 100644
--- a/config.yml
+++ b/config.yml
@@ -1,18 +1,4 @@
 images:
-  debian8:
-    name: Debian 8 - GARR
-    url: https://cdimage.debian.org/cdimage/openstack/current-8/debian-8-openstack-amd64.qcow2
-    disk_format: qcow2
-    extraargs:
-    - "min_disk=5"
-    - "min_ram=1024"
-    tags:
-    - "os_distro=debian"
-    - "os_type=linux"
-    - "os_version=8"
-    - "architecture=amd64"
-    - "os_require_quiesce=yes"
-    - "hw_qemu_guest_agent=yes"
   debian9:
     name: Debian 9 - GARR
     url: https://cdimage.debian.org/cdimage/openstack/current-9/debian-9-openstack-amd64.qcow2
@@ -45,24 +31,25 @@ images:
     - "hw_qemu_guest_agent=yes"
     - "hw_vif_multiqueue_enabled=true"
     - "hw_rng_model=virtio"
-  centos7:
-    name: CentOS 7 - GARR
-    url: http://cloud.centos.org/centos/7/images/CentOS-7-x86_64-GenericCloud.qcow2
+  fedora29:
+    name: Fedora 29 - GARR
+    url: https://download.fedoraproject.org/pub/fedora/linux/releases/29/Cloud/x86_64/images/Fedora-Cloud-Base-29-1.2.x86_64.qcow2
     disk_format: qcow2
     extraargs:
     - "min_disk=5"
     - "min_ram=1024"
     tags:
-    - "os_distro=centos"
+    - "os_distro=fedora"
     - "os_type=linux"
-    - "os_version=7.X"
+    - "os_version=29"
     - "architecture=x86_64"
     - "os_require_quiesce=yes"
     - "hw_qemu_guest_agent=yes"
     - "hw_vif_multiqueue_enabled=true"
-  centos6:
-    name: CentOS 6 - GARR
-    url: http://cloud.centos.org/centos/6/images/CentOS-6-x86_64-GenericCloud.qcow2
+    - "hw_rng_model=virtio"
+  centos7:
+    name: CentOS 7 - GARR
+    url: http://cloud.centos.org/centos/7/images/CentOS-7-x86_64-GenericCloud.qcow2
     disk_format: qcow2
     extraargs:
     - "min_disk=5"
@@ -70,27 +57,16 @@ images:
     tags:
     - "os_distro=centos"
     - "os_type=linux"
-    - "os_version=6.X"
+    - "os_version=7.X"
     - "architecture=x86_64"
     - "os_require_quiesce=yes"
     - "hw_qemu_guest_agent=yes"
+    - "hw_vif_multiqueue_enabled=true"
   ubuntu-12.04:
     name: Ubuntu 12.04 - GARR
     simplestreams: com.ubuntu.cloud:server:12.04:amd64
   ubuntu-14.04:
     name: Ubuntu 14.04 - GARR
-    url: https://cloud-images.ubuntu.com/releases/14.04/release/ubuntu-14.04-server-cloudimg-amd64-disk1.img
-    disk_format: qcow2
-    extraargs:
-    - "min_disk=5"
-    - "min_ram=1024"
-    tags:
-    - "os_distro=ubuntu"
-    - "os_type=linux"
-    - "os_version=14.04"
-    - "architecture=amd64"
-    - "os_require_quiesce=yes"
-    - "hw_qemu_guest_agent=yes"
     simplestreams: com.ubuntu.cloud:server:14.04:amd64
   ubuntu-16.04:
     name: Ubuntu 16.04 - GARR