diff --git a/libfltk.spec b/libfltk.spec
index 299b575..3f7047d 100644
--- a/libfltk.spec
+++ b/libfltk.spec
@@ -1,7 +1,7 @@
 %define pkgver %(echo %version | tr _ -)
 %define dirver %(echo %version | cut -d_ -f1)
 Name:          libfltk
-Version:       1.3.6
+Version:       1.3.7
 Release:       1mamba
 Summary:       A cross-platform C++ GUI toolkit
 Group:         System/Libraries
@@ -138,6 +138,9 @@ This package contains the Checkers and Sudoku FLTK games.
 #%{_mandir}/man6/checkers.*
 
 %changelog
+* Mon Jul 26 2021 Automatic Build System <autodist@mambasoft.it> 1.3.7-1mamba
+- automatic version update by autodist
+
 * Mon May 17 2021 Automatic Build System <autodist@mambasoft.it> 1.3.6-1mamba
 - automatic version update by autodist