1 files changed, 4 insertions, 2 deletions
diff --git a/gst/passthrough/gstpassthrough.h b/gst/passthrough/gstpassthrough.h
index 0b6f9d58..722b08f5 100644
--- a/gst/passthrough/gstpassthrough.h
+++ b/gst/passthrough/gstpassthrough.h
@@ -31,10 +31,12 @@ G_BEGIN_DECLS
 #define GST_PASSTHROUGH(obj) \
   (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_PASSTHROUGH,GstPassthrough))
 #define GST_PASSTHROUGH_CLASS(klass) \
-  (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_ULAW,GstPassthrough))
+  (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_PASSTHROUGH,GstPassthroughClass))
+#define GST_PASSTHROUGH_GET_CLASS(obj) \
+  (G_TYPE_INSTANCE_GET_CLASS((obj),GST_TYPE_PASSTHROUGH,GstPassthroughClass))
 #define GST_IS_PASSTHROUGH(obj) \
   (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_PASSTHROUGH))
-#define GST_IS_PASSTHROUGH_CLASS(obj) \
+#define GST_IS_PASSTHROUGH_CLASS(klass) \
   (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_PASSTHROUGH))
 
 typedef struct _GstPassthrough GstPassthrough;