diff --git a/README.rst b/README.rst
index ea00075..73c194a 100644
--- a/README.rst
+++ b/README.rst
@@ -55,25 +55,25 @@ or simply link it somewhere in the path:
    $ chmod +x ~/bin/boxpy
 
 and now you can issue some command. For example, to spin up a VM with Ubuntu
-18.04 with one CPU, 1GB of memory and 6GB of disk:
+20.04 with one CPU, 1GB of memory and 6GB of disk:
 
 .. code:: shell-session
 
-   $ boxpy create --version 18.04 myvm
+   $ boxpy create --version 20.04 myvm
 
 note, that Ubuntu is default distribution you don't need to specify
 ``--distro`` nor ``--version`` it will pick up latest LTS version. Now, let's
-recreate it with 20.04:
+recreate it with 22.04:
 
 .. code:: shell-session
 
-   $ boxpy rebuild --version 20.04 myvm
+   $ boxpy rebuild --version 22.04 myvm
 
 or recreate it with Fedora and add additional CPU:
 
 .. code:: shell-session
 
-   $ boxpy rebuild --distro fedora --version 34 --cpu 2 myvm
+   $ boxpy rebuild --distro fedora --version 39 --cpu 2 myvm
 
 now, let's connect to the VM using either ssh command, which is printed out at
 as last ``boxpy`` output line, or simply by using ssh boxpy command:
diff --git a/box.py b/box.py
index 54e7212..5d2d1b3 100755
--- a/box.py
+++ b/box.py
@@ -22,8 +22,7 @@ __version__ = "1.9.2"
 
 CACHE_DIR = os.environ.get('XDG_CACHE_HOME', os.path.expanduser('~/.cache'))
 CLOUD_IMAGE = "ci.iso"
-FEDORA_RELEASE_MAP = {'32': '1.6', '33': '1.2', '34': '1.2', '35': '1.2',
-                      '36': '1.5', '37': '1.7', '38': '1.6'}
+FEDORA_RELEASE_MAP = {'37': '1.7', '38': '1.6', '39': '1.5'}
 DEBIAN_CODENAME_MAP = {'12': 'bookworm', '11': 'bullseye', '10': 'buster'}
 TYPE_MAP = {'HardDisk': 'disk', 'DVD': 'dvd', 'Floppy': 'floppy'}
 DISTRO_MAP = {'ubuntu': 'Ubuntu', 'fedora': 'Fedora',
@@ -1204,7 +1203,7 @@ DISTROS = {'ubuntu': {'username': 'ubuntu',
                       'realname': 'fedora',
                       'img_class': Fedora,
                       'amd64': 'x86_64',
-                      'default_version': '38'},
+                      'default_version': '39'},
            'centos': {'username': 'centos',
                       'realname': 'centos',
                       'img_class': CentosStream,