diff --git a/jsonschema-4.18.2.tar.gz b/jsonschema-4.18.2.tar.gz
deleted file mode 100644
index 4a3784b..0000000
--- a/jsonschema-4.18.2.tar.gz
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:af3855bfa30e83b2200a5fe12ab5eb92460e4d3b8e4efd34094aa637f7272a87
-size 314916
diff --git a/jsonschema-4.18.3.tar.gz b/jsonschema-4.18.3.tar.gz
new file mode 100644
index 0000000..2b0eeff
--- /dev/null
+++ b/jsonschema-4.18.3.tar.gz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:64b7104d72efe856bea49ca4af37a14a9eba31b40bb7238179f3803130fd34d9
+size 315165
diff --git a/python-jsonschema.changes b/python-jsonschema.changes
index 731eba5..205a7c1 100644
--- a/python-jsonschema.changes
+++ b/python-jsonschema.changes
@@ -1,3 +1,10 @@
+-------------------------------------------------------------------
+Fri Jul 14 05:28:43 UTC 2023 - Johannes Kastl <kastl@b1-systems.de>
+
+- upgrade to 4.18.3:
+  no changelog available, only a diff:
+  https://github.com/python-jsonschema/jsonschema/compare/v4.18.2...v4.18.3
+
 -------------------------------------------------------------------
 Thu Jul 13 04:52:36 UTC 2023 - Johannes Kastl <kastl@b1-systems.de>
 
diff --git a/python-jsonschema.spec b/python-jsonschema.spec
index 9eaf20b..ceaca71 100644
--- a/python-jsonschema.spec
+++ b/python-jsonschema.spec
@@ -33,7 +33,7 @@
 
 %{?sle15_python_module_pythons}
 Name:           python-jsonschema%{psuffix}
-Version:        4.18.2
+Version:        4.18.3
 Release:        0
 Summary:        An implementation of JSON-Schema validation for Python
 License:        MIT