diff --git a/boost.spec b/boost.spec
index 34b5436..eaad061 100644
--- a/boost.spec
+++ b/boost.spec
@@ -23,7 +23,7 @@ Name: boost
 Summary: The free peer-reviewed portable C++ source libraries
 Version: 1.46.0
 %define version_enc 1_46_0
-Release: 0.4%{?dist}
+Release: 0.5%{?dist}
 License: Boost
 
 # The CMake build framework (set of CMakeLists.txt and module.cmake files) is
@@ -841,6 +841,9 @@ find $RPM_BUILD_ROOT%{_includedir}/ \( -name '*.pl' -o -name '*.sh' \) -exec %{_
 %{_bindir}/bjam
 
 %changelog
+* Mon Mar 07 2011 Caolán McNamara <caolanm@redhat.com> - 1.46.0-0.5
+- rebuild for icu 4.6
+
 * Thu Feb 24 2011 Denis Arnaud <denis.arnaud_fedora@m4x.org> - 1.46.0-0.4
 - Merged the latest changes from the now final release of Boost-1.46