diff --git a/libretro/libretro.go b/libretro/libretro.go
index eff8665..3ad90a7 100644
--- a/libretro/libretro.go
+++ b/libretro/libretro.go
@@ -16,7 +16,7 @@ var emulator *chip8.Emulator
 
 //export Initialize
 func Initialize() {
-	emulator = chip8.NewEmulator(nil)
+	emulator = chip8.NewEmulator(nil, nil)
 }
 
 //export Deinitialize