diff --git a/stepmania/src/RageDisplay.h b/stepmania/src/RageDisplay.h
index 78f642167a..e7804c22d2 100644
--- a/stepmania/src/RageDisplay.h
+++ b/stepmania/src/RageDisplay.h
@@ -16,6 +16,8 @@ enum TextureUnit
 {
 	TextureUnit_1,
 	TextureUnit_2,
+	TextureUnit_3,
+	TextureUnit_4,
 	NUM_TextureUnit
 };