diff --git a/hplip.spec b/hplip.spec
index 449307a..3ad0be9 100644
--- a/hplip.spec
+++ b/hplip.spec
@@ -2,7 +2,7 @@
 %define        lp_gid 9
 %define cups_ver %(cups-config --api-version)
 Name:          hplip
-Version:       3.15.4
+Version:       3.15.6
 Release:       1mamba
 Summary:       A printer driver for HP inkjet devices
 Group:         System/Spooling
@@ -194,6 +194,9 @@ grep hpaio %{_sysconfdir}/sane.d/dll.conf >/dev/null ||
 %{_datadir}/doc/*
 
 %changelog
+* Sat Jun 13 2015 Automatic Build System <autodist@mambasoft.it> 3.15.6-1mamba
+- automatic version update by autodist
+
 * Sun Apr 26 2015 Automatic Build System <autodist@mambasoft.it> 3.15.4-1mamba
 - automatic version update by autodist