diff --git a/d2common/d2interface/renderer.go b/d2common/d2interface/renderer.go
index 1843bf0a..a2313ee3 100644
--- a/d2common/d2interface/renderer.go
+++ b/d2common/d2interface/renderer.go
@@ -1,7 +1,5 @@
 package d2interface
 
-import "github.com/hajimehoshi/ebiten/v2"
-
 type renderCallback = func(Surface) error
 
 type updateCallback = func() error
@@ -21,6 +19,6 @@ type Renderer interface {
 	GetCursorPos() (int, int)
 	CurrentFPS() float64
 	ShowPanicScreen(message string)
-	Print(target *ebiten.Image, str string) error
-	PrintAt(target *ebiten.Image, str string, x, y int)
+	Print(target interface{}, str string) error
+	PrintAt(target interface{}, str string, x, y int)
 }
diff --git a/d2common/d2util/debug_print.go b/d2common/d2util/debug_print.go
index daa20386..489f28ae 100644
--- a/d2common/d2util/debug_print.go
+++ b/d2common/d2util/debug_print.go
@@ -37,16 +37,16 @@ type GlyphPrinter struct {
 // Basic Latin and C1 Controls and Latin-1 Supplement.
 //
 // DebugPrint always returns nil as of 1.5.0-alpha.
-func (p *GlyphPrinter) Print(target *ebiten.Image, str string) error {
-	p.PrintAt(target, str, 0, 0)
+func (p *GlyphPrinter) Print(target interface{}, str string) error {
+	p.PrintAt(target.(*ebiten.Image), str, 0, 0)
 	return nil
 }
 
 // PrintAt draws the string str on the image at (x, y) position.
 // The available runes are in U+0000 to U+00FF, which is C0 Controls and
 // Basic Latin and C1 Controls and Latin-1 Supplement.
-func (p *GlyphPrinter) PrintAt(target *ebiten.Image, str string, x, y int) {
-	p.drawDebugText(target, str, x, y, false)
+func (p *GlyphPrinter) PrintAt(target interface{}, str string, x, y int) {
+	p.drawDebugText(target.(*ebiten.Image), str, x, y, false)
 }
 
 func (p *GlyphPrinter) drawDebugText(target *ebiten.Image, str string, ox, oy int, shadow bool) {