diff --git a/geogebra.spec b/geogebra.spec
index 3ad080e..8439f92 100644
--- a/geogebra.spec
+++ b/geogebra.spec
@@ -1,6 +1,6 @@
 %define dirver %(echo %version | cut -d. -f1-2)
 Name:          geogebra
-Version:       5.0.164.0
+Version:       5.0.166.0
 Release:       1mamba
 Summary:       A free mathematics software for learning and teaching
 Group:         Graphical Desktop/Applications/Educational
@@ -109,6 +109,9 @@ exit 0
 %{_kde4_servicesdir}/geogebrathumbnail.desktop
 
 %changelog
+* Tue Oct 27 2015 Automatic Build System <autodist@mambasoft.it> 5.0.166.0-1mamba
+- automatic version update by autodist
+
 * Fri Oct 23 2015 Automatic Build System <autodist@mambasoft.it> 5.0.164.0-1mamba
 - automatic version update by autodist