diff --git a/aubio.changes b/aubio.changes
index c3716e3..ae9e8a0 100644
--- a/aubio.changes
+++ b/aubio.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Fri Sep 30 20:07:42 UTC 2011 - coolo@suse.com
+
+- add libtool as buildrequire to make the spec file more reliable
+
 -------------------------------------------------------------------
 Sun Apr 24 12:59:34 UTC 2011 - toddrme2178@gmail.com
   
diff --git a/aubio.spec b/aubio.spec
index 5fa5601..124268f 100644
--- a/aubio.spec
+++ b/aubio.spec
@@ -22,6 +22,7 @@ Name:           aubio
 Summary:        Library for real-time audio labelling
 BuildRequires:  alsa-devel fftw3-devel libjack-devel
 BuildRequires:  libsamplerate-devel libsndfile-devel pkg-config python
+BuildRequires:  libtool
 License:        GPL v2 only
 Group:          System/Libraries
 AutoReqProv:    on