1 files changed, 2 insertions, 2 deletions
diff --git a/gst/smpte/gstsmpte.h b/gst/smpte/gstsmpte.h
index 18d2f629..0c239c8c 100644
--- a/gst/smpte/gstsmpte.h
+++ b/gst/smpte/gstsmpte.h
@@ -31,10 +31,10 @@
 #define GST_SMPTE(obj) \
   (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_SMPTE,GstSMPTE))
 #define GST_SMPTE_CLASS(klass) \
-  (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_SMPTE,GstSMPTE))
+  (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_SMPTE,GstSMPTEClass))
 #define GST_IS_SMPTE(obj) \
   (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_SMPTE))
-#define GST_IS_SMPTE_CLASS(obj) \
+#define GST_IS_SMPTE_CLASS(klass) \
   (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_SMPTE))
 
 typedef struct _GstSMPTE GstSMPTE;