diff --git a/nbformat-5.5.0.tar.gz b/nbformat-5.5.0.tar.gz
deleted file mode 100644
index 6dc390a..0000000
--- a/nbformat-5.5.0.tar.gz
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:4d6bd882a6fb60e1204e7b9310846b790c710b138e21643750f6420b7aa09d6c
-size 136656
diff --git a/nbformat-5.6.0.tar.gz b/nbformat-5.6.0.tar.gz
new file mode 100644
index 0000000..f98efc7
--- /dev/null
+++ b/nbformat-5.6.0.tar.gz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:f47ee049abd3c58fd0c6d5612dfa971c16387bcf83c1d49055b6bca6d4ae49a8
+size 136395
diff --git a/python-nbformat.changes b/python-nbformat.changes
index ce1ee56..181df8c 100644
--- a/python-nbformat.changes
+++ b/python-nbformat.changes
@@ -1,3 +1,13 @@
+-------------------------------------------------------------------
+Thu Sep 22 18:05:13 UTC 2022 - Arun Persaud <arun@gmx.de>
+
+- specfile:
+  * change to hatchling
+
+- update to version 5.6.0:
+  * Fix docs and type annotations for validator.normalize.
+  * Switch to hatch build backend.
+
 -------------------------------------------------------------------
 Tue Sep 13 15:43:42 UTC 2022 - Arun Persaud <arun@gmx.de>
 
diff --git a/python-nbformat.spec b/python-nbformat.spec
index caf00f1..307af66 100644
--- a/python-nbformat.spec
+++ b/python-nbformat.spec
@@ -20,7 +20,7 @@
 %define doc_ver 5.2.0
 %bcond_without libalternatives
 Name:           python-nbformat
-Version:        5.5.0
+Version:        5.6.0
 Release:        0
 Summary:        The Jupyter Notebook format
 License:        BSD-3-Clause
@@ -29,10 +29,12 @@ URL:            https://github.com/jupyter/nbformat
 # PyPI sdist has only some schema tests, get the full test suite from GitHub sources
 Source:         https://github.com/jupyter/nbformat/archive/%{version}.tar.gz#/nbformat-%{version}.tar.gz
 BuildRequires:  %{python_module base >= 3.7}
-BuildRequires:  %{python_module flit-core >= 3.2}
+BuildRequires:  %{python_module hatch_nodejs_version}
+BuildRequires:  %{python_module hatchling >= 1.5}
 BuildRequires:  %{python_module pip}
 BuildRequires:  %{python_module wheel}
 BuildRequires:  fdupes
+BuildRequires:  nodejs
 BuildRequires:  python-rpm-macros >= 20210929
 Requires:       jupyter-nbformat = %{version}
 Requires:       python-fastjsonschema