diff --git a/IntegrationTests/src/bkr/inttest/labcontroller/test_pxemenu.py b/IntegrationTests/src/bkr/inttest/labcontroller/test_pxemenu.py
index 42044a752..a614fb775 100644
--- a/IntegrationTests/src/bkr/inttest/labcontroller/test_pxemenu.py
+++ b/IntegrationTests/src/bkr/inttest/labcontroller/test_pxemenu.py
@@ -251,3 +251,211 @@ def test_grub2_menu_for_efi(self):
 
 }
 ''' % (distro_tree.id, distro_tree.id))
+
+# Below test changes for latest distros
+
+    def test_x86_menus_for_latest_distros(self):
+        with session.begin():
+            lc = self.get_lc()
+            tag = u'test_grub2_menu_for_efi_and_latest_distros'
+            distro_tree = data_setup.create_distro_tree(
+                    osmajor=u'RedHatEnterpriseLinux9', osminor=u'0',
+                    distro_name=u'RHEL-9.0.0-20211201.1', distro_tags=[tag],
+                    arch=u'x86_64', lab_controllers=[lc],
+                    urls=[u'http://localhost:19998/'])
+        write_menus(self.tftp_dir, tags=[tag], xml_filter=None)
+        # Menu 1 of 3
+        menu = open(os.path.join(self.tftp_dir, 'boot', 'grub2',
+                    'beaker_menu_x86.cfg')).read()
+        self.assertEquals(menu, '''\
+set default="Exit PXE"
+set timeout=60
+menuentry "Exit PXE" {
+    exit
+}
+
+submenu "RedHatEnterpriseLinux9" {
+
+submenu "RedHatEnterpriseLinux9.0" {
+
+menuentry "RHEL-9.0.0-20211201.1 Server x86_64" {
+    linux /distrotrees/%s/kernel  inst.repo=http://localhost:19998/
+    initrd /distrotrees/%s/initrd
+}
+
+}
+
+}
+''' % (distro_tree.id, distro_tree.id))
+
+        # Menu 2 of 3
+        menu = open(os.path.join(self.tftp_dir, 'ipxe',
+            'beaker_menu')).read()
+        self.assertEquals(menu, '''\
+#!ipxe
+
+chain /ipxe/${ip:hexraw} ||
+
+:main_menu
+menu Beaker
+item local (local)
+item RedHatEnterpriseLinux9 RedHatEnterpriseLinux9 ->
+choose --default local --timeout 600000 target && goto ${target} || goto local
+
+:local
+echo Booting local disk...
+iseq ${builtin/platform} pcbios && sanboot --no-describe --drive 0x80 ||
+# exit 1 generates an error message but req'd for some systems to fall through
+exit 1 || goto main_menu
+
+:RedHatEnterpriseLinux9
+menu RedHatEnterpriseLinux9
+item RedHatEnterpriseLinux9.0 RedHatEnterpriseLinux9.0 ->
+item main_menu back <-
+choose target && goto ${target} || goto main_menu
+
+:RedHatEnterpriseLinux9.0
+menu RedHatEnterpriseLinux9.0
+item RHEL-9.0.0-20211201.1-Server-x86_64 RHEL-9.0.0-20211201.1 Server x86_64
+item RedHatEnterpriseLinux9 back <-
+choose target && goto ${target} || goto RedHatEnterpriseLinux9
+
+:RHEL-9.0.0-20211201.1-Server-x86_64
+set options kernel initrd=initrd  inst.repo=http://localhost:19998/ 
+echo Kernel command line: ${options}
+prompt --timeout 5000 Press any key for additional options... && set opts 1 || clear opts
+isset ${opts} && echo -n Additional options: ${} ||
+isset ${opts} && read useropts ||
+kernel /distrotrees/%s/kernel || goto RedHatEnterpriseLinux9.0
+initrd /distrotrees/%s/initrd || goto RedHatEnterpriseLinux9.0
+imgargs ${options} ${useropts}
+boot || goto RedHatEnterpriseLinux9.0
+
+''' % (distro_tree.id, distro_tree.id))  # noqa: W291
+
+        # Menu 3 of 3
+        menu = open(os.path.join(self.tftp_dir, 'pxelinux.cfg', 'beaker_menu')).read()
+        self.assertEquals(menu, '''\
+default menu
+prompt 0
+timeout 6000
+ontimeout local
+menu title Beaker
+label local
+    menu label (local)
+    menu default
+    localboot 0
+
+menu begin
+menu title RedHatEnterpriseLinux9
+
+menu begin
+menu title RedHatEnterpriseLinux9.0
+
+label RHEL-9.0.0-20211201.1-Server-x86_64
+    menu title RHEL-9.0.0-20211201.1 Server x86_64
+    kernel /distrotrees/{0}/kernel
+    append initrd=/distrotrees/{0}/initrd  inst.repo=http://localhost:19998/ 
+
+menu end
+
+menu end
+'''.format(distro_tree.id))        # noqa: W291
+
+    def test_aarch64_menu_and_latest_distros(self):
+        with session.begin():
+            lc = self.get_lc()
+            tag = u'test_aarch64_menu_and_latest_distros'
+            distro_tree = data_setup.create_distro_tree(
+                    osmajor=u'RedHatEnterpriseLinux9', osminor=u'0',
+                    distro_name=u'RHEL-9.0.0-20211201.1-Server-aarch64', distro_tags=[tag],
+                    arch=u'aarch64', lab_controllers=[lc],
+                    urls=[u'http://localhost:19998/'])
+        write_menus(self.tftp_dir, tags=[tag], xml_filter=None)
+        menu = open(os.path.join(self.tftp_dir, 'aarch64', 'beaker_menu.cfg')).read()
+        self.assertEquals(menu, '''\
+set default="Exit PXE"
+set timeout=60
+menuentry "Exit PXE" {
+    exit
+}
+
+submenu "RedHatEnterpriseLinux9" {
+
+submenu "RedHatEnterpriseLinux9.0" {
+
+menuentry "RHEL-9.0.0-20211201.1-Server-aarch64 Server aarch64" {
+    linux /distrotrees/%s/kernel  inst.repo=http://localhost:19998/
+    initrd /distrotrees/%s/initrd
+}
+
+}
+
+}
+''' % (distro_tree.id, distro_tree.id))
+
+    def test_ppc64le_menu_and_latest_distros(self):
+        with session.begin():
+            lc = self.get_lc()
+            tag = u'test_ppc64le_menu_and_latest_distros'
+            distro_tree = data_setup.create_distro_tree(
+                    osmajor=u'RedHatEnterpriseLinux9', osminor=u'0',
+                    distro_name=u'RHEL-9.0.0-20211201.1-Server-ppc64le', distro_tags=[tag],
+                    arch=u'ppc64le', lab_controllers=[lc],
+                    urls=[u'http://localhost:19998/'])
+        write_menus(self.tftp_dir, tags=[tag], xml_filter=None)
+        menu = open(os.path.join(self.tftp_dir, 'boot', 'grub2',
+                    'beaker_menu_ppc64le.cfg')).read()
+        self.assertEquals(menu, '''\
+set default="Exit PXE"
+set timeout=60
+menuentry "Exit PXE" {
+    exit
+}
+
+submenu "RedHatEnterpriseLinux9" {
+
+submenu "RedHatEnterpriseLinux9.0" {
+
+menuentry "RHEL-9.0.0-20211201.1-Server-ppc64le Server ppc64le" {
+    linux /distrotrees/%s/kernel  inst.repo=http://localhost:19998/
+    initrd /distrotrees/%s/initrd
+}
+
+}
+
+}
+''' % (distro_tree.id, distro_tree.id))
+
+    def test_ppc64_menu_and_latest_distros(self):
+        with session.begin():
+            lc = self.get_lc()
+            tag = u'test_ppc64_menu_and_latest_distros'
+            distro_tree = data_setup.create_distro_tree(
+                    osmajor=u'RedHatEnterpriseLinux9', osminor=u'0',
+                    distro_name=u'RHEL-9.0.0-20211201.1-Server-ppc64', distro_tags=[tag],
+                    arch=u'ppc64', lab_controllers=[lc],
+                    urls=[u'http://localhost:19998/'])
+        write_menus(self.tftp_dir, tags=[tag], xml_filter=None)
+        menu = open(os.path.join(self.tftp_dir, 'boot', 'grub2',
+                    'beaker_menu_ppc64.cfg')).read()
+        self.assertEquals(menu, '''\
+set default="Exit PXE"
+set timeout=60
+menuentry "Exit PXE" {
+    exit
+}
+
+submenu "RedHatEnterpriseLinux9" {
+
+submenu "RedHatEnterpriseLinux9.0" {
+
+menuentry "RHEL-9.0.0-20211201.1-Server-ppc64 Server ppc64" {
+    linux /distrotrees/%s/kernel  inst.repo=http://localhost:19998/
+    initrd /distrotrees/%s/initrd
+}
+
+}
+
+}
+''' % (distro_tree.id, distro_tree.id))
diff --git a/LabController/src/bkr/labcontroller/pxemenu-templates/efi-grub-menu b/LabController/src/bkr/labcontroller/pxemenu-templates/efi-grub-menu
index 6c55a0601..8cf38e814 100644
--- a/LabController/src/bkr/labcontroller/pxemenu-templates/efi-grub-menu
+++ b/LabController/src/bkr/labcontroller/pxemenu-templates/efi-grub-menu
@@ -4,7 +4,7 @@
 
 title {{ distro_tree.distro_name }} {{ distro_tree.variant }} {{ distro_tree.arch }}
     root (nd)
-    kernel /distrotrees/{{ distro_tree.distro_tree_id }}/kernel method={{ distro_tree.available|get_url }} repo={{ distro_tree.available|get_url }}
+    kernel /distrotrees/{{ distro_tree.distro_tree_id }}/kernel {{ osmajor|get_method(distro_tree.available) }} {{ osmajor|get_repo_prefix }}repo={{ distro_tree.available|get_url }}
     initrd /distrotrees/{{ distro_tree.distro_tree_id }}/initrd
 {% endfor %}
 {% endfor %}
diff --git a/LabController/src/bkr/labcontroller/pxemenu-templates/grub2-menu b/LabController/src/bkr/labcontroller/pxemenu-templates/grub2-menu
index 175e29cb7..800326ee3 100644
--- a/LabController/src/bkr/labcontroller/pxemenu-templates/grub2-menu
+++ b/LabController/src/bkr/labcontroller/pxemenu-templates/grub2-menu
@@ -12,7 +12,7 @@ submenu "{{ osversion }}" {
 
 {% for distro_tree in distro_trees %}
 menuentry "{{ distro_tree.distro_name }} {{ distro_tree.variant }} {{ distro_tree.arch }}" {
-    linux /distrotrees/{{ distro_tree.distro_tree_id }}/kernel method={{ distro_tree.available|get_url }} repo={{
+    linux /distrotrees/{{ distro_tree.distro_tree_id }}/kernel {{ osmajor|get_method(distro_tree.available) }} {{ osmajor|get_repo_prefix }}repo={{
     distro_tree.available| get_url }}
     initrd /distrotrees/{{ distro_tree.distro_tree_id }}/initrd
 }
diff --git a/LabController/src/bkr/labcontroller/pxemenu-templates/ipxe-menu b/LabController/src/bkr/labcontroller/pxemenu-templates/ipxe-menu
index eab36b8f3..d6f2fb282 100644
--- a/LabController/src/bkr/labcontroller/pxemenu-templates/ipxe-menu
+++ b/LabController/src/bkr/labcontroller/pxemenu-templates/ipxe-menu
@@ -36,7 +36,7 @@ choose target && goto ${target} || goto {{ osmajor }}
 
 {% for distro_tree in distro_trees %}
 :{{ distro_tree.distro_name.replace(" ", "") }}-{{ distro_tree.variant.replace(" ", "") }}-{{ distro_tree.arch.replace(" ", "") }}
-set options kernel initrd=initrd method={{ distro_tree.available|get_url }} repo={{ distro_tree.available|get_url }} {{ distro_tree.kernel_options }}
+set options kernel initrd=initrd {{ osmajor|get_method(distro_tree.available) }} {{ osmajor|get_repo_prefix }}repo={{ distro_tree.available|get_url }} {{ distro_tree.kernel_options }}
 echo Kernel command line: ${options}
 prompt --timeout 5000 Press any key for additional options... && set opts 1 || clear opts
 isset ${opts} && echo -n Additional options: ${} ||
diff --git a/LabController/src/bkr/labcontroller/pxemenu-templates/pxelinux-menu b/LabController/src/bkr/labcontroller/pxemenu-templates/pxelinux-menu
index d7575da6b..cacb8cc91 100644
--- a/LabController/src/bkr/labcontroller/pxemenu-templates/pxelinux-menu
+++ b/LabController/src/bkr/labcontroller/pxemenu-templates/pxelinux-menu
@@ -20,9 +20,9 @@ menu title {{ osversion }}
 label {{ distro_tree.distro_name }}-{{ distro_tree.variant }}-{{ distro_tree.arch }}
     menu title {{ distro_tree.distro_name }} {{ distro_tree.variant }} {{ distro_tree.arch }}
     kernel /distrotrees/{{ distro_tree.distro_tree_id }}/kernel
-    append initrd=/distrotrees/{{ distro_tree.distro_tree_id }}/initrd method={{ distro_tree.available|get_url }} repo={{ distro_tree.available|get_url }} {{ distro_tree.kernel_options }}
-
+    append initrd=/distrotrees/{{ distro_tree.distro_tree_id }}/initrd {{ osmajor|get_method(distro_tree.available) }} {{ osmajor|get_repo_prefix }}repo={{ distro_tree.available|get_url }} {{ distro_tree.kernel_options }}
 {% endfor %}
+
 menu end
 
 {% endfor %}
diff --git a/LabController/src/bkr/labcontroller/pxemenu.py b/LabController/src/bkr/labcontroller/pxemenu.py
index 043cf235c..6920f0f9a 100644
--- a/LabController/src/bkr/labcontroller/pxemenu.py
+++ b/LabController/src/bkr/labcontroller/pxemenu.py
@@ -31,6 +31,43 @@ def _get_url(available):
                      [url for lc, url in available])
 
 
+def _is_newer_distro(osmajor):
+    if ((osmajor == 'FedoraELN') or (osmajor == 'Fedorarawhide') or
+            (osmajor == 'FedoraRawhide')):
+        return True
+    split_str = re.split("(RedHatEnterpriseLinux|Fedora|CentOSStream)(\d+)", osmajor)  # noqa: W605
+    if (len(split_str) == 4):
+        if (((split_str[1] == 'RedHatEnterpriseLinux') and
+            (int(split_str[2]) > 8)) or
+           ((split_str[1] == 'Fedora') and
+            (int(split_str[2]) > 33)) or
+           ((split_str[1] == 'CentOSStream') and
+                (int(split_str[2]) > 8))):
+            return True
+    return False
+
+
+def _get_repo_prefix(osmajor):
+    """
+    Newer distros require prefix of 'inst.' to repo kernel variable
+    which ultimately results in inst.repo.
+    """
+    if (_is_newer_distro(osmajor)):
+        return 'inst.'
+    return ''
+
+
+def _get_method(osmajor, available):
+    """
+    Older distros use 'method' kernel variable which has been deprecated by
+    inst.repo in newer distros.
+    """
+    if (_is_newer_distro(osmajor)):
+        return ''
+    url = _get_url(available)
+    return 'method='+url
+
+
 def _group_distro_trees(distro_trees):
     grouped = {}
     for dt in distro_trees:
@@ -77,6 +114,8 @@ def _get_all_images(tftp_root, distro_trees):
 template_env = Environment(loader=PackageLoader('bkr.labcontroller', 'pxemenu-templates'),
                            trim_blocks=True)
 template_env.filters['get_url'] = _get_url
+template_env.filters['get_repo_prefix'] = _get_repo_prefix
+template_env.filters['get_method'] = _get_method
 
 
 def write_menu(menu, template_name, distro_trees):