diff --git a/libqt4.spec b/libqt4.spec
index 4db3c52..ee59ad2 100644
--- a/libqt4.spec
+++ b/libqt4.spec
@@ -23,7 +23,7 @@
 
 Name:          libqt4
 Version:       4.8.6
-Release:       1mamba
+Release:       2mamba
 Summary:       A multiplatform, C++ GUI application development framework
 Group:         System/Libraries
 Vendor:        openmamba
@@ -98,6 +98,7 @@ BuildRequires: libGL-devel >= 8.0.4-2mamba
 BuildRequires: distcc
 BuildRequires: ccache >= 2.3
 %endif
+BuildRequires: gcc >= 4.9.0-2mamba
 %{?build_phonon:BuildRequires: libgstreamer-devel, libgst-plugins-base-devel}
 %{?build_openvg:BuildRequires: libOpenVG-devel}
 BuildRoot:     %{_tmppath}/%{name}-%{version}-root
@@ -1154,6 +1155,9 @@ echo "\
 %endif
 
 %changelog
+* Mon Jun 16 2014 Silvan Calarco <silvan.calarco@mambasoft.it> 4.8.6-2mamba
+- rebuilt after fixing bug in gcc (see https://bugzilla.redhat.com/show_bug.cgi?id=1091482)
+
 * Mon Apr 28 2014 Automatic Build System <autodist@mambasoft.it> 4.8.6-1mamba
 - automatic version update by autodist