diff --git a/python-pikepdf.spec b/python-pikepdf.spec
index b3ac103..2742789 100644
--- a/python-pikepdf.spec
+++ b/python-pikepdf.spec
@@ -1,5 +1,5 @@
 Name:          python-pikepdf
-Version:       4.0.0
+Version:       4.0.1
 Release:       1mamba
 Summary:       A Python library for reading and writing PDF files
 Group:         System/Libraries
@@ -53,6 +53,9 @@ sed -i "s,.*/man/.*,&.gz," %{name}.filelist
 # %doc README.md
 
 %changelog
+* Tue Nov 09 2021 Automatic Build System <autodist@mambasoft.it> 4.0.1-1mamba
+- automatic version update by autodist
+
 * Mon Nov 01 2021 Automatic Build System <autodist@mambasoft.it> 4.0.0-1mamba
 - automatic version update by autodist