diff --git a/headers/private/graphics/intel_extreme/intel_extreme.h b/headers/private/graphics/intel_extreme/intel_extreme.h
index 2d90d88f18..a5e8f86bf0 100644
--- a/headers/private/graphics/intel_extreme/intel_extreme.h
+++ b/headers/private/graphics/intel_extreme/intel_extreme.h
@@ -396,14 +396,15 @@ struct intel_free_graphics_memory {
 #define INTEL_DISPLAY_A_VTOTAL			(0x000c | REGS_SOUTH_TRANSCODER_PORT)
 #define INTEL_DISPLAY_A_VBLANK			(0x0010 | REGS_SOUTH_TRANSCODER_PORT)
 #define INTEL_DISPLAY_A_VSYNC			(0x0014 | REGS_SOUTH_TRANSCODER_PORT)
-#define INTEL_DISPLAY_A_IMAGE_SIZE		(0x001c | REGS_SOUTH_TRANSCODER_PORT)
 #define INTEL_DISPLAY_B_HTOTAL			(0x1000 | REGS_SOUTH_TRANSCODER_PORT)
 #define INTEL_DISPLAY_B_HBLANK			(0x1004 | REGS_SOUTH_TRANSCODER_PORT)
 #define INTEL_DISPLAY_B_HSYNC			(0x1008 | REGS_SOUTH_TRANSCODER_PORT)
 #define INTEL_DISPLAY_B_VTOTAL			(0x100c | REGS_SOUTH_TRANSCODER_PORT)
 #define INTEL_DISPLAY_B_VBLANK			(0x1010 | REGS_SOUTH_TRANSCODER_PORT)
 #define INTEL_DISPLAY_B_VSYNC			(0x1014 | REGS_SOUTH_TRANSCODER_PORT)
-#define INTEL_DISPLAY_B_IMAGE_SIZE		(0x101c | REGS_SOUTH_TRANSCODER_PORT)
+
+#define INTEL_DISPLAY_A_IMAGE_SIZE		(0x001c | REGS_NORTH_PIPE_AND_PORT)
+#define INTEL_DISPLAY_B_IMAGE_SIZE		(0x101c | REGS_NORTH_PIPE_AND_PORT)
 
 #define INTEL_DISPLAY_B_DIGITAL_PORT	(0x1140 | REGS_SOUTH_TRANSCODER_PORT)