diff --git a/.msggen.json b/.msggen.json
index 7b8617965..011d4d5bf 100644
--- a/.msggen.json
+++ b/.msggen.json
@@ -439,6 +439,13 @@
             "Datastore.key[]": 1,
             "Datastore.string": 4
         },
+        "DatastoreusageDatastoreusage": {
+            "DatastoreUsage.datastoreusage.key": 1,
+            "DatastoreUsage.datastoreusage.total_bytes": 2
+        },
+        "DatastoreusageResponse": {
+            "DatastoreUsage.datastoreusage": 1
+        },
         "DecodeExtra": {
             "Decode.extra[].data": 2,
             "Decode.extra[].tag": 1
@@ -1905,6 +1912,22 @@
             "added": "pre-v0.10.1",
             "deprecated": false
         },
+        "DatastoreUsage": {
+            "added": "v23.11",
+            "deprecated": false
+        },
+        "DatastoreUsage.datastoreusage": {
+            "added": "v23.11",
+            "deprecated": false
+        },
+        "DatastoreUsage.datastoreusage.key": {
+            "added": "v23.11",
+            "deprecated": false
+        },
+        "DatastoreUsage.datastoreusage.total_bytes": {
+            "added": "v23.11",
+            "deprecated": false
+        },
         "Decode": {
             "added": "v23.05",
             "deprecated": null
diff --git a/contrib/msggen/msggen/patch.py b/contrib/msggen/msggen/patch.py
index ea1e0a07a..8d2cf3e7b 100644
--- a/contrib/msggen/msggen/patch.py
+++ b/contrib/msggen/msggen/patch.py
@@ -108,6 +108,7 @@ class OptionalPatch(Patch):
         'v23.02',
         'v23.05',
         'v23.08',
+        'v23.11',
     ]
     # Oldest supported versions. Bump this if you no longer want to
     # support older versions, and you want to make required fields
diff --git a/contrib/msggen/msggen/utils/utils.py b/contrib/msggen/msggen/utils/utils.py
index 594a7be42..ab52b1e71 100644
--- a/contrib/msggen/msggen/utils/utils.py
+++ b/contrib/msggen/msggen/utils/utils.py
@@ -39,6 +39,7 @@ def load_jsonrpc_service(schema_dir: str):
         "Connect",
         "CreateInvoice",
         "Datastore",
+        "DatastoreUsage",
         "CreateOnion",
         "DelDatastore",
         "DelExpiredInvoice",