diff --git a/dirac.changes b/dirac.changes
index e66d7b5..8052810 100644
--- a/dirac.changes
+++ b/dirac.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Fri Sep 30 20:07:55 UTC 2011 - coolo@suse.com
+
+- add libtool as buildrequire to make the spec file more reliable
+
 -------------------------------------------------------------------
 Sun Sep 18 17:17:12 UTC 2011 - jengelh@medozas.de
 
diff --git a/dirac.spec b/dirac.spec
index 5ca5403..9219ee4 100644
--- a/dirac.spec
+++ b/dirac.spec
@@ -29,6 +29,7 @@ Patch0:         0001-Fix-uninitialised-memory-read-that-causes-the-encode.patch
 Patch1:         %{name}-%{version}-gcc45.patch
 BuildRequires:  gcc-c++ libstdc++-devel
 BuildRequires:  libcppunit-devel
+BuildRequires:  libtool
 %ifnarch ia64 s390 s390x %sparc
 BuildRequires:  pkg-config valgrind-devel
 %endif