diff --git a/bin/apt_upgrade_and_restart_all b/bin/apt_upgrade_and_restart_all
index 7e977e2..6227c78 100755
--- a/bin/apt_upgrade_and_restart_all
+++ b/bin/apt_upgrade_and_restart_all
@@ -63,4 +63,7 @@ for node in [
     *wireguard_servers,
 ]:
     print('rebooting', node.name)
-    print(node.run('systemctl reboot').stdout.decode())
+    try:
+        print(node.run('systemctl reboot').stdout.decode())
+    except Exception as e:
+        print(e)
diff --git a/bundles/java/metadata.py b/bundles/java/metadata.py
index 0fe4d09..e399b06 100644
--- a/bundles/java/metadata.py
+++ b/bundles/java/metadata.py
@@ -6,6 +6,7 @@ defaults = {
         'version': {
             10: 11,
             11: 17,
+            12: 17,
         }[node.os_version[0]],
     },
 }
diff --git a/bundles/telegraf/metadata.py b/bundles/telegraf/metadata.py
index 5503ba2..8f72b7c 100644
--- a/bundles/telegraf/metadata.py
+++ b/bundles/telegraf/metadata.py
@@ -5,9 +5,6 @@ defaults = {
         'packages': {
             'telegraf': {},
         },
-        'sources': {
-            'deb https://repos.influxdata.com/debian {release} stable',
-        },
     },
     'telegraf': {
         'config': {
@@ -81,6 +78,28 @@ defaults = {
 }
 
 
+@metadata_reactor.provides(
+    'apt/sources',
+)
+def apt(metadata):
+    release = {
+        'buster': 'buster',
+        'bullseye': 'bullseye',
+        'bookworm': 'bullseye',
+    }[metadata.get('os_release')]
+
+    return {
+        'apt': {
+            'packages': {
+                'telegraf': {},
+            },
+            'sources': {
+                f"deb https://repos.influxdata.com/debian {release} stable",
+            },
+        },
+    }
+
+
 @metadata_reactor.provides(
     'telegraf/config/outputs/influxdb_v2',
 )
diff --git a/groups/os/debian-12.py b/groups/os/debian-12.py
new file mode 100644
index 0000000..13eb92d
--- /dev/null
+++ b/groups/os/debian-12.py
@@ -0,0 +1,20 @@
+{
+    'supergroups': [
+        'debian',
+    ],
+    'metadata': {
+        'apt': {
+            'sources': {
+                'deb http://security.debian.org/ {release}-security main contrib non-free',
+            },
+        },
+        'php': {
+            'version': '8.1',
+        },
+        'postgresql': {
+            'version': '14',
+        },
+        'os_release': 'bookworm',
+    }, 
+    'os_version': (12,),
+}