diff --git a/celt.changes b/celt.changes
index a5d4149..f582aff 100644
--- a/celt.changes
+++ b/celt.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Fri Sep 30 20:07:47 UTC 2011 - coolo@suse.com
+
+- add libtool as buildrequire to make the spec file more reliable
+
 -------------------------------------------------------------------
 Sat Sep 17 22:46:10 UTC 2011 - jengelh@medozas.de
 
diff --git a/celt.spec b/celt.spec
index 832bb73..6dc6c49 100644
--- a/celt.spec
+++ b/celt.spec
@@ -27,6 +27,7 @@ Url:            http://www.celt-codec.org/
 Source:         http://downloads.xiph.org/releases/celt/%{name}-%{version}.tar.gz
 Source1:        baselibs.conf
 BuildRequires:  libogg-devel pkg-config
+BuildRequires:  libtool
 # Patch configure.ac to remove the "0" suffix from libcelt
 BuildRoot:      %{_tmppath}/%{name}-%{version}-build