diff --git a/ChangeLog b/ChangeLog
index b59a106505..aeb12b7b99 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,11 @@
+2008-06-12  Wim Taymans  <wim.taymans@collabora.co.uk>
+
+	Patch by: Sebastien Merle <sylane at gmail dot com>
+
+	* ext/amrwb/gstamrwbdec.c: (gst_amrwbdec_chain):
+	Fix the sign of the data we pass to the decoder so that the decoder
+	compiles with newer reference code as well. Fixes #528618.
+
 2008-06-12  Stefan Kost  <ensonic@users.sf.net>
 
 	* tests/icles/test-oss4.c:
diff --git a/ext/amrwb/gstamrwbdec.c b/ext/amrwb/gstamrwbdec.c
index 9324fad530..525b49c3c9 100644
--- a/ext/amrwb/gstamrwbdec.c
+++ b/ext/amrwb/gstamrwbdec.c
@@ -306,7 +306,7 @@ gst_amrwbdec_chain (GstPad * pad, GstBuffer * buffer)
     gst_buffer_set_caps (out, GST_PAD_CAPS (amrwbdec->srcpad));
 
     /* decode */
-    D_IF_decode (amrwbdec->handle, (Word8 *) data,
+    D_IF_decode (amrwbdec->handle, (UWord8 *) data,
         (Word16 *) GST_BUFFER_DATA (out), _good_frame);
 
     g_free ((gpointer) data);