diff --git a/ChangeLog b/ChangeLog
index d551284483..eed4b44260 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+2007-05-20  Tim-Philipp Müller  <tim at centricular dot net>
+
+	* gst/qtdemux/qtdemux.c: (gst_qtdemux_prepare_current_sample):
+	* gst/switch/gstswitch.c: (gst_switch_chain):
+	  Printf format fixes (#439910, #439911).
+
 2007-05-19  Tim-Philipp Müller  <tim at centricular dot net>
 
 	* tests/check/Makefile.am:
diff --git a/gst/qtdemux/qtdemux.c b/gst/qtdemux/qtdemux.c
index ec438d5c5b..ce3f18b13f 100644
--- a/gst/qtdemux/qtdemux.c
+++ b/gst/qtdemux/qtdemux.c
@@ -1142,7 +1142,7 @@ gst_qtdemux_prepare_current_sample (GstQTDemux * qtdemux,
   if (stream->segment_index != seg_idx)
     gst_qtdemux_activate_segment (qtdemux, stream, seg_idx, time_position);
 
-  GST_LOG_OBJECT (qtdemux, "segment active, index = %lu of %lu",
+  GST_LOG_OBJECT (qtdemux, "segment active, index = %u of %u",
       stream->sample_index, stream->n_samples);
 
   if (stream->sample_index >= stream->n_samples)
diff --git a/gst/switch/gstswitch.c b/gst/switch/gstswitch.c
index 633dfe3296..1c66a791a2 100644
--- a/gst/switch/gstswitch.c
+++ b/gst/switch/gstswitch.c
@@ -225,6 +225,7 @@ gst_switch_chain (GstPad * pad, GstBuffer * buf)
         GstEvent *prev_newsegment =
             (GstEvent *) g_hash_table_lookup (gstswitch->newsegment_events,
             gstswitch->previous_sinkpad);
+
         if (prev_newsegment) {
           /* need to send a new segment update changing stop */
           gboolean update;
@@ -272,8 +273,8 @@ gst_switch_chain (GstPad * pad, GstBuffer * buf)
       GST_DEBUG_OBJECT (gstswitch,
           "Sending new segment with start of %" G_GUINT64_FORMAT, start);
     } else {
-      GST_WARNING_OBJECT (gstswitch,
-          "Could not find new segment for pad %r in hashtable", pad);
+      GST_WARNING_OBJECT (pad,
+          "Couldn't find new segment for pad in hashtable");
     }
     /* reset stop and start value */
     gstswitch->start_value = GST_CLOCK_TIME_NONE;