diff --git a/python-nbformat.spec b/python-nbformat.spec
index f47a42f..9ba8c47 100644
--- a/python-nbformat.spec
+++ b/python-nbformat.spec
@@ -1,6 +1,6 @@
 %define pkgname %(echo %name | cut -d- -f2- | tr - _)
 Name:          python-nbformat
-Version:       5.3.0
+Version:       5.4.0
 Release:       1mamba
 Summary:       The Jupyter Notebook format
 Group:         System/Libraries
@@ -49,6 +49,9 @@ sed -i "\,\.egg-info/,d;s,.*/man/.*,&.gz," %{name}.filelist
 %{python_sitearch}/%{pkgname}-%{version}-py*.egg-info/*
 
 %changelog
+* Thu May 05 2022 Automatic Build System <autodist@mambasoft.it> 5.4.0-1mamba
+- automatic version update by autodist
+
 * Tue Apr 05 2022 Automatic Build System <autodist@mambasoft.it> 5.3.0-1mamba
 - automatic version update by autodist