diff --git a/stepmania/src/RageTypes.cpp b/stepmania/src/RageTypes.cpp
index 8e6fa22526..14b28e2f7e 100644
--- a/stepmania/src/RageTypes.cpp
+++ b/stepmania/src/RageTypes.cpp
@@ -133,6 +133,8 @@ static const char *EffectModeNames[] =
 	"ColorDodge",
 	"VividLight",
 	"HardMix",
+
+	"YUYV422"
 };
 XToString( EffectMode );
 LuaXType( EffectMode );
diff --git a/stepmania/src/RageTypes.h b/stepmania/src/RageTypes.h
index cd380c3cce..16cbb7406c 100644
--- a/stepmania/src/RageTypes.h
+++ b/stepmania/src/RageTypes.h
@@ -45,6 +45,7 @@ enum EffectMode
 	EffectMode_ColorDodge,
 	EffectMode_VividLight,
 	EffectMode_HardMix,
+	EffectMode_YUYV422,
 	NUM_EffectMode,
 	EffectMode_Invalid
 };