diff --git a/gst-libs/gst/audio/audio.h b/gst-libs/gst/audio/audio.h
index e3c91fd0c5..9dde1aa3e4 100644
--- a/gst-libs/gst/audio/audio.h
+++ b/gst-libs/gst/audio/audio.h
@@ -55,6 +55,7 @@ G_BEGIN_DECLS
 
 /**
  * GST_META_TAG_AUDIO_STR:
+ *
  * This metadata is relevant for audio streams.
  *
  * Since: 1.2
@@ -62,6 +63,7 @@ G_BEGIN_DECLS
 #define GST_META_TAG_AUDIO_STR "audio"
 /**
  * GST_META_TAG_AUDIO_CHANNELS_STR:
+ *
  * This metadata stays relevant as long as channels are unchanged.
  *
  * Since: 1.2
diff --git a/gst-libs/gst/video/gstvideometa.h b/gst-libs/gst/video/gstvideometa.h
index 12da10a474..b62f1dd80d 100644
--- a/gst-libs/gst/video/gstvideometa.h
+++ b/gst-libs/gst/video/gstvideometa.h
@@ -163,7 +163,8 @@ typedef enum
   GST_VIDEO_GL_TEXTURE_TYPE_RG
 } GstVideoGLTextureType;
 
-/** GstVideoGLTextureOrientation:
+/**
+ * GstVideoGLTextureOrientation:
  * @GST_VIDEO_GL_TEXTURE_ORIENTATION_X_NORMAL_Y_NORMAL: Top line first in memory, left row first
  * @GST_VIDEO_GL_TEXTURE_ORIENTATION_X_NORMAL_Y_FLIP: Bottom line first in memory, left row first
  * @GST_VIDEO_GL_TEXTURE_ORIENTATION_X_FLIP_Y_NORMAL: Top line first in memory, right row first
@@ -234,7 +235,7 @@ gboolean  gst_video_gl_texture_upload_meta_upload     (GstVideoGLTextureUploadMe
 
 
 /**
- * GstVideoRegionOfInterestMeta: a Bounding Box describing the inner part of a rectangle inside a video frame.
+ * GstVideoRegionOfInterestMeta:
  * @meta: parent #GstMeta
  * @roi_type: GQuark describing the semantic of the Roi (f.i. a face, a pedestrian)
  * @id: identifier of this particular ROI
diff --git a/gst-libs/gst/video/video.h b/gst-libs/gst/video/video.h
index d18f7df836..4f8f8c7cbe 100644
--- a/gst-libs/gst/video/video.h
+++ b/gst-libs/gst/video/video.h
@@ -56,6 +56,7 @@ struct _GstVideoAlignment
 /* metadata macros */
 /**
  * GST_META_TAG_VIDEO_STR:
+ *
  * This metadata is relevant for video streams.
  *
  * Since: 1.2
@@ -63,6 +64,7 @@ struct _GstVideoAlignment
 #define GST_META_TAG_VIDEO_STR "video"
 /**
  * GST_META_TAG_VIDEO_ORIENTATION_STR:
+ *
  * This metadata stays relevant as long as video orientation is unchanged.
  *
  * Since: 1.2
@@ -70,6 +72,7 @@ struct _GstVideoAlignment
 #define GST_META_TAG_VIDEO_ORIENTATION_STR "orientation"
 /**
  * GST_META_TAG_VIDEO_SIZE_STR:
+ *
  * This metadata stays relevant as long as video size is unchanged.
  *
  * Since: 1.2
@@ -77,6 +80,7 @@ struct _GstVideoAlignment
 #define GST_META_TAG_VIDEO_SIZE_STR "size"
 /**
  * GST_META_TAG_VIDEO_COLORSPACE_STR:
+ *
  * This metadata stays relevant as long as video colorspace is unchanged.
  *
  * Since: 1.2