diff --git a/python-schema.spec b/python-schema.spec
index 4292357..bb65ee4 100644
--- a/python-schema.spec
+++ b/python-schema.spec
@@ -1,5 +1,5 @@
 Name:          python-schema
-Version:       0.7.4
+Version:       0.7.5
 Release:       1mamba
 Summary:       A library for validating Python data structures
 Group:         System/Libraries
@@ -10,11 +10,9 @@ URL:           https://pypi.org/project/schema/
 Source:        https://pypi.debian.net/schema/schema-%{version}.tar.gz
 License:       MIT
 ## AUTOBUILDREQ-BEGIN
-## note: run 'autospec -u -a6 python-schema' to get the list of build requirements.
 ## AUTOBUILDREQ-END
 BuildRequires: libpython-devel
 Requires:      python >= %python_version
-BuildRoot:     %{_tmppath}/%{name}-%{version}-root
 
 %description
 %{summary}.
@@ -50,6 +48,9 @@ sed -i "s,.*/man/.*,&.gz," %{name}.filelist
 # %doc README.rst
 
 %changelog
+* Thu Dec 02 2021 Automatic Build System <autodist@mambasoft.it> 0.7.5-1mamba
+- automatic version update by autodist
+
 * Sun Feb 21 2021 Automatic Build System <autodist@mambasoft.it> 0.7.4-1mamba
 - automatic version update by autodist