diff --git a/Project.toml b/Project.toml
index 5e782a6..b08ddb1 100644
--- a/Project.toml
+++ b/Project.toml
@@ -7,16 +7,14 @@ version = "0.0.1"
 Colors = "5ae59095-9a9b-59fe-a467-6f913c188581"
 Crayons = "a8cc5b0e-0ffa-5ad4-8c14-923d3ee1735f"
 MacroTools = "1914dd2f-81c6-5fcd-8719-6d5c9610ff09"
-Makie = "ee78f7c6-11fb-53f2-987a-cfe4a2b5a57a"
 Random = "9a3f8284-a2c9-5f02-9a11-845980a1fd5c"
 Requires = "ae029012-a4dd-5104-9daa-d747884805df"
 
 [compat]
 Colors = "0.12"
-MacroTools = "0.5"
 Crayons = "4.0"
+MacroTools = "0.5"
 Requires = "1.1"
-Makie = "0.11"
 julia = "1"
 
 [extras]
diff --git a/README.md b/README.md
index 36f5f54..6a18729 100644
--- a/README.md
+++ b/README.md
@@ -22,7 +22,10 @@ w(TURN_LEFT)
 w(TURN_RIGHT)
 
 # play interactively with Makie.
+# you need to manually install Makie with the following command first
+# ] add Makie
 # first time plot may be slow
+using Makie
 play(w;file_name="example.gif",frame_rate=5)
 ```
 
diff --git a/src/GridWorlds.jl b/src/GridWorlds.jl
index 8d533f9..b9986c6 100644
--- a/src/GridWorlds.jl
+++ b/src/GridWorlds.jl
@@ -13,9 +13,8 @@ include("abstract_grid_world.jl")
 include("envs/envs.jl")
 include("render_in_terminal.jl")
 
-# function __init__()
-#     @require Makie="ee78f7c6-11fb-53f2-987a-cfe4a2b5a57a" include("render_with_Makie.jl")
-# end
-include("render_with_Makie.jl")
+function __init__()
+    @require Makie="ee78f7c6-11fb-53f2-987a-cfe4a2b5a57a" include("render_with_Makie.jl")
+end
 
 end
diff --git a/src/render_with_Makie.jl b/src/render_with_Makie.jl
index 3b16b51..fd9e8a6 100644
--- a/src/render_with_Makie.jl
+++ b/src/render_with_Makie.jl
@@ -5,7 +5,7 @@ using Colors
 # coordinate transform for Makie.jl
 transform(x::Int) = p -> CartesianIndex(p[2], x-p[1]+1)
 
-using Makie
+using .Makie
 
 function init_screen(w::Observable{<:AbstractGridWorld}; resolution=(1000,1000))
     scene = Scene(resolution = resolution, raw = true, camera = campixel!)