diff --git a/examples/blocks/blocks/gamescene.go b/examples/blocks/blocks/gamescene.go
index 7120d92a8..d50f598b4 100644
--- a/examples/blocks/blocks/gamescene.go
+++ b/examples/blocks/blocks/gamescene.go
@@ -19,6 +19,7 @@ package blocks
 import (
 	"image/color"
 	_ "image/jpeg"
+	_ "image/png"
 	"math/rand"
 	"strconv"
 	"time"
diff --git a/examples/blocks/blocks/piece.go b/examples/blocks/blocks/piece.go
index ec26e0281..e8d5bbc89 100644
--- a/examples/blocks/blocks/piece.go
+++ b/examples/blocks/blocks/piece.go
@@ -18,6 +18,7 @@ package blocks
 
 import (
 	"image"
+	_ "image/png"
 
 	"github.com/hajimehoshi/ebiten"
 	"github.com/hajimehoshi/ebiten/ebitenutil"
diff --git a/examples/blocks/blocks/titlescene.go b/examples/blocks/blocks/titlescene.go
index 7d3510076..709b18b49 100644
--- a/examples/blocks/blocks/titlescene.go
+++ b/examples/blocks/blocks/titlescene.go
@@ -18,6 +18,7 @@ package blocks
 
 import (
 	"image/color"
+	_ "image/png"
 
 	"github.com/hajimehoshi/ebiten"
 	"github.com/hajimehoshi/ebiten/ebitenutil"
diff --git a/examples/keyboard/main.go b/examples/keyboard/main.go
index 5b38e6ed9..075ca36b1 100644
--- a/examples/keyboard/main.go
+++ b/examples/keyboard/main.go
@@ -17,6 +17,7 @@
 package main
 
 import (
+	_ "image/png"
 	"log"
 	"strconv"
 
diff --git a/examples/platformer/main.go b/examples/platformer/main.go
index d76f76b57..467232196 100644
--- a/examples/platformer/main.go
+++ b/examples/platformer/main.go
@@ -18,6 +18,7 @@ package main
 
 import (
 	"fmt"
+	_ "image/png"
 
 	"github.com/hajimehoshi/ebiten"
 	"github.com/hajimehoshi/ebiten/ebitenutil"
diff --git a/examples/ui/main.go b/examples/ui/main.go
index 474a86743..89260d3d9 100644
--- a/examples/ui/main.go
+++ b/examples/ui/main.go
@@ -19,6 +19,7 @@ package main
 import (
 	"image"
 	"image/color"
+	_ "image/png"
 	"log"
 	"strings"