diff --git a/jsonschema-4.18.0.tar.gz b/jsonschema-4.18.0.tar.gz
deleted file mode 100644
index 1762844..0000000
--- a/jsonschema-4.18.0.tar.gz
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:8caf5b57a990a98e9b39832ef3cb35c176fe331414252b6e1b26fd5866f891a4
-size 315551
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 4c39037..205a7c1 100644
--- a/python-jsonschema.changes
+++ b/python-jsonschema.changes
@@ -1,4 +1,25 @@
 -------------------------------------------------------------------
+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>
+
+- upgrade to 4.18.2:
+  * Fix an additional regression with the deprecated
+    jsonschema.RefResolver and pointer resolution.
+
+-------------------------------------------------------------------
+Wed Jul 12 10:39:42 UTC 2023 - Johannes Kastl <kastl@b1-systems.de>
+
+- upgrade to 4.18.1:
+  * Fix a regression with jsonschema.RefResolver based resolution
+    when used in combination with a custom validation dialect (via
+    jsonschema.validators.create).
+-------------------------------------------------------------------
 Thu Jul  6 09:34:43 UTC 2023 - Johannes Kastl <kastl@b1-systems.de>
 
 - update to 4.18.0
diff --git a/python-jsonschema.spec b/python-jsonschema.spec
index 7b38b65..ceaca71 100644
--- a/python-jsonschema.spec
+++ b/python-jsonschema.spec
@@ -33,7 +33,7 @@
 
 %{?sle15_python_module_pythons}
 Name:           python-jsonschema%{psuffix}
-Version:        4.18.0
+Version:        4.18.3
 Release:        0
 Summary:        An implementation of JSON-Schema validation for Python
 License:        MIT