diff --git a/ChangeLog b/ChangeLog
index b6fd227f80..d4c775e2be 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2008-10-09  Tim-Philipp Müller  <tim.muller at collabora co uk>
+
+	* configure.ac::
+	  Require core CVS for ghostpad API additions used by decodebin2.
+
 2008-10-08  Edward Hervey  <edward.hervey@collabora.co.uk>
 
 	* gst-libs/gst/audio/gstbaseaudiosrc.c:
diff --git a/configure.ac b/configure.ac
index 2bbac55763..8b9c0a27d8 100644
--- a/configure.ac
+++ b/configure.ac
@@ -55,7 +55,7 @@ AC_LIBTOOL_WIN32_DLL
 AM_PROG_LIBTOOL
 
 dnl *** required versions of GStreamer stuff ***
-GST_REQ=0.10.20.1
+GST_REQ=0.10.21.1
 
 dnl *** autotools stuff ****