diff --git a/go.mod b/go.mod
index 136df3f86..3f5264dd5 100644
--- a/go.mod
+++ b/go.mod
@@ -3,7 +3,7 @@ module github.com/hajimehoshi/ebiten
 require (
 	github.com/go-gl/glfw v0.0.0-20181008143348-547915429f42
 	github.com/golang/freetype v0.0.0-20170609003504-e2365dfdc4a0
-	github.com/gopherjs/gopherwasm v1.0.1
+	github.com/gopherjs/gopherwasm v1.1.0
 	github.com/hajimehoshi/bitmapfont v1.1.1
 	github.com/hajimehoshi/go-mp3 v0.1.1
 	github.com/hajimehoshi/oto v0.2.2
diff --git a/go.sum b/go.sum
index 0c3d20808..eb92903a2 100644
--- a/go.sum
+++ b/go.sum
@@ -14,6 +14,8 @@ github.com/gopherjs/gopherwasm v1.0.0 h1:32nge/RlujS1Im4HNCJPp0NbBOAeBXFuT1KonUu
 github.com/gopherjs/gopherwasm v1.0.0/go.mod h1:SkZ8z7CWBz5VXbhJel8TxCmAcsQqzgWGR/8nMhyhZSI=
 github.com/gopherjs/gopherwasm v1.0.1 h1:Gmj9RMDjh+P9EFzzQltoCtjAxR5mUkaJqaNPfeaNe2I=
 github.com/gopherjs/gopherwasm v1.0.1/go.mod h1:SkZ8z7CWBz5VXbhJel8TxCmAcsQqzgWGR/8nMhyhZSI=
+github.com/gopherjs/gopherwasm v1.1.0 h1:fA2uLoctU5+T3OhOn2vYP0DVT6pxc7xhTlBB1paATqQ=
+github.com/gopherjs/gopherwasm v1.1.0/go.mod h1:SkZ8z7CWBz5VXbhJel8TxCmAcsQqzgWGR/8nMhyhZSI=
 github.com/hajimehoshi/bitmapfont v1.1.1 h1:H1wQ6QXA8kSp+plARsIMCTVb5iOZHq/OP3uyL5NzLuU=
 github.com/hajimehoshi/bitmapfont v1.1.1/go.mod h1:Hamfxgney7tDSmVOSDh2AWzoDH70OaC+P24zc02Gum4=
 github.com/hajimehoshi/go-mp3 v0.1.1 h1:Y33fAdTma70fkrxnc9u50Uq0lV6eZ+bkAlssdMmCwUc=