diff --git a/scons.spec b/scons.spec
index 1c865cc..af0865b 100644
--- a/scons.spec
+++ b/scons.spec
@@ -1,5 +1,5 @@
 Name:          scons
-Version:       4.5.1
+Version:       4.5.2
 Release:       1mamba
 Summary:       An Open Source software construction tool
 Group:         Development/Tools
@@ -10,6 +10,8 @@ URL:           https://www.scons.org/
 Source:        https://sourceforge.net/projects/scons/files/scons/%{version}/SCons-%{version}.tar.gz
 License:       MIT
 ## AUTOBUILDREQ-BEGIN
+BuildRequires: libpython3-devel
+BuildRequires: python3.7dist(setuptools)
 ## AUTOBUILDREQ-END
 Requires:      python3 >= %python3_version
 
@@ -56,6 +58,9 @@ rm -f .packlist
 %doc LICENSE
 
 %changelog
+* Tue Mar 21 2023 Automatic Build System <autodist@mambasoft.it> 4.5.2-1mamba
+- automatic version update by autodist
+
 * Sun Mar 19 2023 Silvan Calarco <silvan.calarco@mambasoft.it> 4.5.1-1mamba
 - update to 4.5.1