diff --git a/imageimpl.go b/imageimpl.go
index f08488c58..b5173b221 100644
--- a/imageimpl.go
+++ b/imageimpl.go
@@ -223,6 +223,11 @@ func (i *imageImpl) flushPixelsIfNeeded(target *imageImpl, context *opengl.Conte
 	if target.isDisposed() {
 		return errors.New("ebiten: target is already disposed")
 	}
+	if context == nil {
+		// context is null when this is not initialized yet.
+		i.pixels.MakeInconsistent()
+		return nil
+	}
 	if err := i.pixels.FlushIfNeeded(target.image, context); err != nil {
 		return err
 	}
diff --git a/internal/pixels/pixels.go b/internal/pixels/pixels.go
index 1be0b3f97..dfe758b00 100644
--- a/internal/pixels/pixels.go
+++ b/internal/pixels/pixels.go
@@ -148,11 +148,6 @@ func (p *Pixels) FlushIfNeeded(target *graphics.Image, context *opengl.Context)
 	if !p.hasHistoryWith(target) {
 		return nil
 	}
-	if context == nil {
-		// context is null when this is not initialized yet.
-		p.MakeInconsistent()
-		return nil
-	}
 	p.inconsistent = false
 	var err error
 	p.basePixels, err = p.image.Pixels(context)