diff --git a/gst/alpha/gstalpha.h b/gst/alpha/gstalpha.h
index 6e4dedf7c0..8a7ac7294f 100644
--- a/gst/alpha/gstalpha.h
+++ b/gst/alpha/gstalpha.h
@@ -44,7 +44,8 @@ G_BEGIN_DECLS
 typedef struct _GstAlpha GstAlpha;
 typedef struct _GstAlphaClass GstAlphaClass;
 
-/** GstAlphaMethod:
+/** 
+ * GstAlphaMethod:
  * @ALPHA_METHOD_SET: Set/adjust alpha channel
  * @ALPHA_METHOD_GREEN: Chroma Key green
  * @ALPHA_METHOD_BLUE: Chroma Key blue