diff --git a/glpk.spec b/glpk.spec
index 8790a1f..16e5171 100644
--- a/glpk.spec
+++ b/glpk.spec
@@ -1,7 +1,7 @@
 %define libname libglpk
 
 Name:          glpk
-Version:       4.55
+Version:       4.57
 Release:       1mamba
 Summary:       GNU Linear Programming Kit
 Group:         Applications/Mathematics
@@ -88,6 +88,9 @@ This package contains static libraries and header files need for development.
 %{_includedir}/*.h
 
 %changelog
+* Wed Nov 11 2015 Automatic Build System <autodist@mambasoft.it> 4.57-1mamba
+- automatic version update by autodist
+
 * Sat Aug 23 2014 Automatic Build System <autodist@mambasoft.it> 4.55-1mamba
 - automatic update by autodist