diff --git a/cdk.changes b/cdk.changes
index 71bb9c4..49b5106 100644
--- a/cdk.changes
+++ b/cdk.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 22:41:38 UTC 2011 - jengelh@medozas.de
 
diff --git a/cdk.spec b/cdk.spec
index 9f35bd0..f54b874 100644
--- a/cdk.spec
+++ b/cdk.spec
@@ -19,6 +19,7 @@
 
 Name:           cdk
 License:        BSD3c(or similar)
+BuildRequires:  libtool
 BuildRequires:  ncurses-devel
 Group:          System/Libraries
 Version:        4.9.13