diff --git a/gst-libs/gst/video/video-blend.c b/gst-libs/gst/video/video-blend.c
index db1727a9f3..54118d08be 100644
--- a/gst-libs/gst/video/video-blend.c
+++ b/gst-libs/gst/video/video-blend.c
@@ -241,7 +241,7 @@ gst_video_blend_scale_linear_RGBA (GstVideoInfo * src, GstBuffer * src_buffer,
  */
 gboolean
 gst_video_blend (GstVideoFrame * dest,
-    GstVideoFrame * src, guint x, guint y, gfloat global_alpha)
+    GstVideoFrame * src, gint x, gint y, gfloat global_alpha)
 {
   guint i, j, global_alpha_val, src_width, src_height, dest_width, dest_height;
   gint xoff;
diff --git a/gst-libs/gst/video/video-blend.h b/gst-libs/gst/video/video-blend.h
index 715dac9ef6..906752baf9 100644
--- a/gst-libs/gst/video/video-blend.h
+++ b/gst-libs/gst/video/video-blend.h
@@ -33,7 +33,7 @@ void       gst_video_blend_scale_linear_RGBA  (GstVideoInfo * src, GstBuffer * s
 
 gboolean   gst_video_blend                    (GstVideoFrame * dest,
                                                GstVideoFrame * src,
-                                               guint x, guint y,
+                                               gint x, gint y,
                                                gfloat global_alpha);
 
 #endif