diff --git a/clsave/pub/user.json b/clsave/pub/user.json
index de59c2d..f7b7912 100644
--- a/clsave/pub/user.json
+++ b/clsave/pub/user.json
@@ -30,6 +30,7 @@
 	"fog": 0.0,
 	"invert_y": false,
 	"fast_load_screen": false,
+	"postproc": "toon",
 	"glsl_shaders": true,
 
 	"skins" : {
diff --git a/pkg/base/client_start.lua b/pkg/base/client_start.lua
index cea02c2..b046052 100644
--- a/pkg/base/client_start.lua
+++ b/pkg/base/client_start.lua
@@ -1018,7 +1018,12 @@ shader_world, result = loadfile("pkg/base/shader/world_diff.lua")()
 shader_white, result = loadfile("pkg/base/shader/white.lua")()
 shader_simple, result = loadfile("pkg/base/shader/simple.lua")()
 shader_img, result = loadfile("pkg/base/shader/img.lua")()
-shader_postproc, result = loadfile("pkg/base/shader/post_toon.lua")()
+postproc_map = {
+	toon = "pkg/base/shader/post_toon.lua",
+	stereo = "pkg/base/shader/post_stereo.lua",
+}
+postproc = (user_config.postproc and postproc_map[user_config.postproc]) or "pkg/base/shader/post_toon.lua"
+shader_postproc, result = loadfile(postproc)()
 end
 
 if shader_world then