diff --git a/src/lib/evas/canvas/evas_canvas3d_camera.eo b/src/lib/evas/canvas/evas_canvas3d_camera.eo
index 18d22ae44e..1950549254 100644
--- a/src/lib/evas/canvas/evas_canvas3d_camera.eo
+++ b/src/lib/evas/canvas/evas_canvas3d_camera.eo
@@ -11,7 +11,7 @@ class Evas.Canvas3D.Camera (Evas.Canvas3D.Object)
 
            See also @.projection_perspective_set, @.projection_ortho_set and @.projection_frustum_set.]]
          params {
-           @in matrix: const(Evas.Real)*; [[Projection Matrix]]
+           @in matrix: ptr(const(Evas.Real)); [[Projection Matrix]]
          }
       }