diff --git a/darktable.spec b/darktable.spec
index ecda308..3b9166a 100644
--- a/darktable.spec
+++ b/darktable.spec
@@ -1,6 +1,6 @@
 %define majver %(echo %version | cut -d. -f1-2)
 Name:          darktable
-Version:       2.2.5
+Version:       2.4.0
 Release:       1mamba
 Summary:       An open source photography workflow application and RAW developer
 Group:         Graphical Desktop/Applications/Graphics
@@ -122,6 +122,9 @@ rm -f %{buildroot}%{_defaultdocdir}/darktable/{AUTHORS,LICENSE,README,TRANSLATOR
 %{_mandir}/es/man1/*
 
 %changelog
+* Tue Dec 26 2017 Automatic Build System <autodist@mambasoft.it> 2.4.0-1mamba
+- automatic version update by autodist
+
 * Mon May 29 2017 Automatic Build System <autodist@mambasoft.it> 2.2.5-1mamba
 - automatic version update by autodist