diff --git a/_service b/_service
index 942e493..e70f8aa 100644
--- a/_service
+++ b/_service
@@ -2,7 +2,7 @@
   <service name="tar_scm" mode="disabled">
     <param name="url">https://github.com/python-jsonschema/referencing</param>
     <param name="scm">git</param>
-    <param name="revision">v0.26.1</param>
+    <param name="revision">v0.26.4</param>
     <param name="versionformat">@PARENT_TAG@</param>
     <param name="changesgenerate">enable</param>
     <param name="versionrewrite-pattern">v(.*)</param>
diff --git a/_servicedata b/_servicedata
index 5ba6977..c48befe 100644
--- a/_servicedata
+++ b/_servicedata
@@ -1,4 +1,4 @@
 <servicedata>
 <service name="tar_scm">
                 <param name="url">https://github.com/python-jsonschema/referencing</param>
-              <param name="changesrevision">839667eeb834832a32dabff2c8ed255a4bec6807</param></service></servicedata>
\ No newline at end of file
+              <param name="changesrevision">e254e08b39550f04be4622e3c90cc9ec1fd3a28c</param></service></servicedata>
\ No newline at end of file
diff --git a/python-referencing.changes b/python-referencing.changes
index 9579b8f..59221f5 100644
--- a/python-referencing.changes
+++ b/python-referencing.changes
@@ -1,3 +1,23 @@
+-------------------------------------------------------------------
+Tue Mar 28 05:05:26 UTC 2023 - kastl@b1-systems.de
+
+- Update to version 0.26.4:
+  * One more example of non-public API
+  * Add a note on spec-incorrect behavior.
+
+-------------------------------------------------------------------
+Tue Mar 28 05:02:06 UTC 2023 - kastl@b1-systems.de
+
+- Update to version 0.26.3:
+  * First pass at an explicit list of (non-)public API
+
+-------------------------------------------------------------------
+Tue Mar 28 04:58:16 UTC 2023 - kastl@b1-systems.de
+
+- Update to version 0.26.2:
+  * Also suggest a correct pointer for #/.
+  * Fix the double wording in the InvalidAnchor exception message.
+
 -------------------------------------------------------------------
 Mon Mar 27 05:04:21 UTC 2023 - kastl@b1-systems.de
 
diff --git a/python-referencing.spec b/python-referencing.spec
index eec6da5..6cbb50b 100644
--- a/python-referencing.spec
+++ b/python-referencing.spec
@@ -17,7 +17,7 @@
 
 
 Name:           python-referencing
-Version:        0.26.1
+Version:        0.26.4
 Release:        0
 Summary:        JSON Referencing + Python
 License:        MIT
@@ -29,19 +29,19 @@ URL:            https://github.com/python-jsonschema/referencing
 #
 # using obs_scm does **not** work...
 Source:         referencing-%{version}.tar.gz
-BuildRequires:  python-rpm-macros
-BuildRequires:  git-core
 BuildRequires:  %{python_module hatch_vcs}
 BuildRequires:  %{python_module hatchling}
 BuildRequires:  %{python_module pip}
-BuildRequires:  %{python_module setuptools}
 BuildRequires:  %{python_module setuptools_scm}
+BuildRequires:  %{python_module setuptools}
+BuildRequires:  git-core
+BuildRequires:  python-rpm-macros
 # SECTION test requirements
 BuildRequires:  %{python_module pytest}
-BuildRequires:  %{python_module pytest-subtests}
-BuildRequires:  %{python_module jsonschema}
-BuildRequires:  %{python_module jsonschema-specifications}
 BuildRequires:  %{python_module attrs >= 22.2.0}
+BuildRequires:  %{python_module jsonschema-specifications}
+BuildRequires:  %{python_module jsonschema}
+BuildRequires:  %{python_module pytest-subtests}
 BuildRequires:  %{python_module rpds-py >= 0.7.0}
 # /SECTION
 BuildRequires:  fdupes
diff --git a/referencing-0.26.1.tar.gz b/referencing-0.26.1.tar.gz
deleted file mode 100644
index d9e87a4..0000000
--- a/referencing-0.26.1.tar.gz
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:84f2b518b5598817a6565e844341bfe0a778a03985f431dd64a6059baa51f3e5
-size 277546
diff --git a/referencing-0.26.4.tar.gz b/referencing-0.26.4.tar.gz
new file mode 100644
index 0000000..5b6f3f3
--- /dev/null
+++ b/referencing-0.26.4.tar.gz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:093c6ab12e13992fe4101653f8c1e5cb024ef9193e9a42c03a64408dbe0939d9
+size 314496