diff --git a/go.mod b/go.mod
index 5d7ed7940..83164d204 100644
--- a/go.mod
+++ b/go.mod
@@ -3,7 +3,7 @@ module github.com/hajimehoshi/ebiten/v2
 go 1.18
 
 require (
-	github.com/ebitengine/purego v0.4.0-alpha
+	github.com/ebitengine/purego v0.4.0-alpha.1
 	github.com/go-gl/glfw/v3.3/glfw v0.0.0-20221017161538-93cebf72946b
 	github.com/hajimehoshi/bitmapfont/v2 v2.2.3
 	github.com/hajimehoshi/go-mp3 v0.3.4
diff --git a/go.sum b/go.sum
index acd5f5f1e..be110351a 100644
--- a/go.sum
+++ b/go.sum
@@ -1,6 +1,6 @@
 github.com/BurntSushi/xgb v0.0.0-20160522181843-27f122750802/go.mod h1:IVnqGOEym/WlBOVXweHU+Q+/VP0lqqI8lqeDx9IjBqo=
-github.com/ebitengine/purego v0.4.0-alpha h1:rFFkUz6M6smelVR2+oLaIwBS7z0c2A3mNtn2EN+TvmA=
-github.com/ebitengine/purego v0.4.0-alpha/go.mod h1:iIjxzd6CiRiOG0UyXP+V1+jWqUXVjPKLAI0mRfJZTmQ=
+github.com/ebitengine/purego v0.4.0-alpha.1 h1:AaqGacyxxGAntB9TLrXKI2avqNd9eTrwVchfvkD8Zwc=
+github.com/ebitengine/purego v0.4.0-alpha.1/go.mod h1:iIjxzd6CiRiOG0UyXP+V1+jWqUXVjPKLAI0mRfJZTmQ=
 github.com/go-gl/glfw/v3.3/glfw v0.0.0-20221017161538-93cebf72946b h1:GgabKamyOYguHqHjSkDACcgoPIz3w0Dis/zJ1wyHHHU=
 github.com/go-gl/glfw/v3.3/glfw v0.0.0-20221017161538-93cebf72946b/go.mod h1:tQ2UAYgL5IevRw8kRxooKSPJfGvJ9fJQFa0TUsXzTg8=
 github.com/hajimehoshi/bitmapfont/v2 v2.2.3 h1:jmq/TMNj352V062Tr5e3hAoipkoxCbY1JWTzor0zNps=