diff --git a/ChangeLog b/ChangeLog
index 40805ec107..b4cbd6b56e 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2007-08-10  Tim-Philipp Müller  <tim at centricular dot net>
+
+	* libs/gst/controller/gstlfocontrolsource.c:
+	  Printf format fix.
+
 2007-08-09  Philippe Kalaf <philippe.kalaf@collabora.co.uk>
 
 	* libs/gst/base/gstbasesink.c:
diff --git a/libs/gst/controller/gstlfocontrolsource.c b/libs/gst/controller/gstlfocontrolsource.c
index 3b413b11b6..a5e45dbae3 100644
--- a/libs/gst/controller/gstlfocontrolsource.c
+++ b/libs/gst/controller/gstlfocontrolsource.c
@@ -632,7 +632,8 @@ gst_lfo_control_source_set_waveform (GstLFOControlSource * self,
   if (ret)
     self->priv->waveform = waveform;
   else
-    GST_WARNING ("incomplete implementation for type '%d'", self->priv->type);
+    GST_WARNING ("incomplete implementation for type '%s'",
+        GST_STR_NULL (g_type_name (self->priv->type)));
 
   return ret;
 }