diff --git a/ladspa.changes b/ladspa.changes
index 976a5f3..889cae3 100644
--- a/ladspa.changes
+++ b/ladspa.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Sun Nov 13 09:12:07 UTC 2011 - coolo@suse.com
+
+- add libtool as explicit buildrequire to avoid implicit dependency from prjconf
+
 -------------------------------------------------------------------
 Sun May  1 17:35:27 UTC 2011 - toddrme2178@gmail.com
 
diff --git a/ladspa.spec b/ladspa.spec
index 1559933..ee5114d 100644
--- a/ladspa.spec
+++ b/ladspa.spec
@@ -20,6 +20,7 @@
 
 Name:           ladspa
 BuildRequires:  fdupes fftw3-devel flac-devel gcc-c++ ladspa-devel libsndfile-devel pkgconfig xorg-x11-util-devel
+BuildRequires:  libtool
 %define AMB_version 0.6.1
 %define FIL_version 0.3.0
 %define MCP_version 0.4.0