diff --git a/src/Graphics/OpenGLContext/GLSL/glsl_CombinerProgramBuilder.cpp b/src/Graphics/OpenGLContext/GLSL/glsl_CombinerProgramBuilder.cpp
index 56cb45b8..a426b683 100644
--- a/src/Graphics/OpenGLContext/GLSL/glsl_CombinerProgramBuilder.cpp
+++ b/src/Graphics/OpenGLContext/GLSL/glsl_CombinerProgramBuilder.cpp
@@ -826,10 +826,10 @@ public:
 			"                          0.25, 0.0, 0.3125, 0.0625,						\n"
 			"                          0.1875, 0.4375, 0.125, 0.375,					\n"
 			"                          0.4375, 0.1875, 0.375, 0.125);					\n"
-			"  lowp mat4 mSquare = mat4( 0.0, 0.6875, 0.75, 0.4375,						\n"
-			"                            0.875, 0.3125, 0.125, 0.5625, 					\n"
-			"                            0.1875, 0.5, 0.9375, 0.25,						\n"
-			"                            0.8125, 0.375, 0.0625, 0.625);					\n"
+			"  lowp mat4 mSquare = mat4( 0.0, 0.75, 0.125, 0.875,						\n"
+			"                            0.5, 0.25, 0.625, 0.375, 						\n"
+			"                            0.375, 0.625, 0.25, 0.5,						\n"
+			"                            0.875, 0.125, 0.75, 0.0);						\n"
 			// Try to keep dithering visible even at higher resolutions
 			"  lowp float divider = 1.0 + step(3.0, uScreenScale.x);					\n"
 			"  mediump ivec2 position = ivec2(mod((gl_FragCoord.xy - 0.5) / divider,4.0));\n"