diff --git a/ChangeLog b/ChangeLog
index e68677b60c..744e5421e2 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2007-09-05  Tim-Philipp Müller  <tim at centricular dot net>
+
+	* gst-libs/gst/rtp/gstrtpbuffer.c:
+	  Need to include stdlib.h for abs() here too.
+
 2007-09-05  Tim-Philipp Müller  <tim at centricular dot net>
 
 	* gst/playback/gststreaminfo.c:
diff --git a/gst-libs/gst/rtp/gstrtpbuffer.c b/gst-libs/gst/rtp/gstrtpbuffer.c
index 4e1154d277..e2c7732196 100644
--- a/gst-libs/gst/rtp/gstrtpbuffer.c
+++ b/gst-libs/gst/rtp/gstrtpbuffer.c
@@ -36,6 +36,8 @@
 
 #include "gstrtpbuffer.h"
 
+#include <stdlib.h>
+
 #define GST_RTP_HEADER_LEN 12
 
 typedef struct _GstRTPHeader