diff --git a/CHANGELOG.md b/CHANGELOG.md
index 4d990bd..2a463b8 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -44,7 +44,7 @@ replacement, and each removed path, column or flag.
   `device` and `os` columns. `misc.car` keeps its makes and models in a `make` and a
   `model` column.
 - `misc.httpmethod`, `misc.protocol` and `misc.port` are IANA's registries as tables.
-  `misc.httpmethod` is the nine methods the HTTP core specification defines, carrying
+  `misc.httpmethod` is the eight methods RFC 9110 defines and PATCH, carrying
   `safe` and `idempotent` as `true` or `false`; `misc.protocol` the keyword, its
   `number` and its `name`, selectable by either; `misc.port` renders a TCP port number,
   with the IANA `service` name beside it, keeping the first service the registry
diff --git a/README.md b/README.md
index e7f5b54..b3ec169 100644
--- a/README.md
+++ b/README.md
@@ -173,8 +173,8 @@ select a row; `car` and `useragent` carry no key or name, so they are drawn from
 than selected in.
 
 `misc.httpmethod`, `misc.protocol` and `misc.port` are IANA's registries.
-`misc.httpmethod` is the nine methods the HTTP core specification defines; the
-register's other entries, WebDAV and DeltaV among them, do not ship. Its `safe` and
+`misc.httpmethod` is the eight methods RFC 9110 defines and PATCH; the register's
+other entries, WebDAV and DeltaV among them, do not ship. Its `safe` and
 `idempotent` are `true` or `false`, so a Go `bool` reads them, though `--format json`
 and `sql` write them as text, a table column carrying no datatype. `misc.protocol`
 carries a `number` and a `name`, the keyword itself where the register spells none out,
diff --git a/data-import/httpmethod.py b/data-import/httpmethod.py
index 15006c1..5049b42 100644
--- a/data-import/httpmethod.py
+++ b/data-import/httpmethod.py
@@ -3,9 +3,8 @@
 
     data-import/httpmethod.py [--source URL_OR_FILE] [--cache DIR] [--out FILE]
 
-A method ships when the register cites the HTTP core specification for it, RFC 9110
-section 9.3 or RFC 5789, which is the nine a request carries; the register's other
-entries do not. The register's `yes` and `no` ship as `true` and `false`, which a
+A method ships when the register cites RFC 9110 section 9.3 or RFC 5789 for it, which
+is the eight HTTP defines and PATCH; the register's other entries do not. The register's `yes` and `no` ship as `true` and `false`, which a
 consumer's boolean reads.
 """
 import argparse
@@ -52,7 +51,7 @@ def main():
     a = p.parse_args()
     table = sorted(rows(source.fetch(a.source, a.cache, "http-methods.csv").decode("utf-8")), key=lambda r: r["method"])
     if len(table) != EXPECTED:
-        sys.exit(f"{len(table)} methods cite the core specification, not {EXPECTED}; the register's Reference column has moved")
+        sys.exit(f"{len(table)} methods cite RFC 9110 section 9.3 or RFC 5789, not {EXPECTED}; the register's Reference column has moved")
     tsv.write(a.out, COLUMNS, table)