diff --git a/stepmania/src/RageDisplay_OGL.cpp b/stepmania/src/RageDisplay_OGL.cpp
index 98410ebd05..070a273265 100644
--- a/stepmania/src/RageDisplay_OGL.cpp
+++ b/stepmania/src/RageDisplay_OGL.cpp
@@ -402,7 +402,7 @@ void main( void ) \
 	gl_Position = gl_ModelViewProjectionMatrix * gl_Vertex; \
 	vec4 multiplied_tex_coord = gl_TextureMatrix[0] * gl_MultiTexCoord0; \
 	gl_TexCoord[0] = (multiplied_tex_coord * TextureMatrixScale) + \
-					(gl_MultiTexCoord0 * (1-TextureMatrixScale)); \
+					(gl_MultiTexCoord0 * (vec4(1,1,1,1)-TextureMatrixScale)); \
 	gl_FrontColor = gl_Color; \
 } \
 ";