diff --git a/ChangeLog b/ChangeLog
index 7b0d36e67e..1f0f431a89 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2007-11-30  Sven Neumann  <sven@gimp.org>
+
+	* app/core/gimpprojection.c (gimp_projection_idle_render_init):
+	raised the idle renderer priority even higher (bug #499150).
+
 2007-11-30  Sven Neumann  <sven@gimp.org>
 
 	* app/base/tile-manager.c (tile_manager_invalidate_area): if no
diff --git a/app/core/gimpprojection.c b/app/core/gimpprojection.c
index bceb4ea0f7..386f20d4a0 100644
--- a/app/core/gimpprojection.c
+++ b/app/core/gimpprojection.c
@@ -546,7 +546,9 @@ gimp_projection_idle_render_init (GimpProjection *proj)
       gimp_projection_idle_render_next_area (proj);
 
       proj->idle_render.idle_id =
-        g_idle_add (gimp_projection_idle_render_callback, proj);
+        g_idle_add_full (G_PRIORITY_HIGH_IDLE,
+                         gimp_projection_idle_render_callback, proj,
+                         NULL);
     }
 }