diff --git a/crt/shaders/crt-royale/src/crt-royale-geometry-aa-last-pass.h b/crt/shaders/crt-royale/src/crt-royale-geometry-aa-last-pass.h
index 5665da9..8cd145e 100644
--- a/crt/shaders/crt-royale/src/crt-royale-geometry-aa-last-pass.h
+++ b/crt/shaders/crt-royale/src/crt-royale-geometry-aa-last-pass.h
@@ -265,7 +265,8 @@ void main()
     //  2.) Overscan == float2(1.0, 1.0)
     //  Skipping AA is sharper, but it's only faster with dynamic branches.
     const float2 abs_aa_r_offset = abs(get_aa_subpixel_r_offset());
-    const bool need_subpixel_aa = abs_aa_r_offset.x + abs_aa_r_offset.y > 0.0;
+    // this next check seems to always return true, even when it shouldn't so disabling it for now
+    const bool need_subpixel_aa = false;//abs_aa_r_offset.x + abs_aa_r_offset.y > 0.0;
     float3 color;
 
     if(aa_level > 0.5 && (geom_mode > 0.5 || any(bool2((geom_overscan.x != 1.0), (geom_overscan.y != 1.0)))))
diff --git a/crt/shaders/crt-royale/src/crt-royale-last-pass-no-geom.slang b/crt/shaders/crt-royale/src/crt-royale-last-pass-no-geom.slang
deleted file mode 100644
index 83a0336..0000000
--- a/crt/shaders/crt-royale/src/crt-royale-last-pass-no-geom.slang
+++ /dev/null
@@ -1,96 +0,0 @@
-#version 450
-
-layout(push_constant) uniform Push
-{
-	vec4 SourceSize;
-	vec4 OriginalSize;
-	vec4 OutputSize;
-	uint FrameCount;
-} params;
-
-layout(std140, set = 0, binding = 0) uniform UBO
-{
-	mat4 MVP;
-	float crt_gamma;
-	float lcd_gamma;
-	float levels_contrast;
-	float halation_weight;
-	float diffusion_weight;
-	float bloom_underestimate_levels;
-	float bloom_excess;
-	float beam_min_sigma;
-	float beam_max_sigma;
-	float beam_spot_power;
-	float beam_min_shape;
-	float beam_max_shape;
-	float beam_shape_power;
-	float beam_horiz_filter;
-	float beam_horiz_sigma;
-	float beam_horiz_linear_rgb_weight;
-	float convergence_offset_x_r;
-	float convergence_offset_x_g;
-	float convergence_offset_x_b;
-	float convergence_offset_y_r;
-	float convergence_offset_y_g;
-	float convergence_offset_y_b;
-	float mask_type;
-	float mask_sample_mode_desired;
-	float mask_num_triads_desired;
-	float mask_triad_size_desired;
-	float mask_specify_num_triads;
-	float aa_subpixel_r_offset_x_runtime;
-	float aa_subpixel_r_offset_y_runtime;
-	float aa_cubic_c;
-	float aa_gauss_sigma;
-	float geom_mode_runtime;
-	float geom_radius;
-	float geom_view_dist;
-	float geom_tilt_angle_x;
-	float geom_tilt_angle_y;
-	float geom_aspect_ratio_x;
-	float geom_aspect_ratio_y;
-	float geom_overscan_x;
-	float geom_overscan_y;
-	float border_size;
-	float border_darkness;
-	float border_compress;
-	float interlace_bff;
-	float interlace_1080i;
-	vec4 MASKED_SCANLINESSize;
-	vec4 HALATION_BLURSize;
-	vec4 BRIGHTPASSSize;
-} global;
-
-/////////////////////////////  SETTINGS MANAGEMENT  ////////////////////////////
-
-#define LAST_PASS
-#define SIMULATE_CRT_ON_LCD
-#include "../../../../include/compat_macros.inc"
-#include "../user-settings.h"
-#include "derived-settings-and-constants.h"
-#include "bind-shader-params.h"
-
-//////////////////////////////////  INCLUDES  //////////////////////////////////
-
-#include "../../../../include/gamma-management.h"
-
-#pragma stage vertex
-layout(location = 0) in vec4 Position;
-layout(location = 1) in vec2 TexCoord;
-layout(location = 0) out vec2 vTexCoord;
-
-void main()
-{
-   gl_Position = global.MVP * Position;
-   vTexCoord = TexCoord;
-}
-
-#pragma stage fragment
-layout(location = 0) in vec2 vTexCoord;
-layout(location = 0) out vec4 FragColor;
-layout(set = 0, binding = 2) uniform sampler2D Source;
-
-void main()
-{
-   FragColor = encode_output(vec4(texture(Source, vTexCoord).rgb, 1.0));
-}
diff --git a/presets/crt-royale-kurozumi.slangp b/presets/crt-royale-kurozumi.slangp
index 7889984..16918b6 100755
--- a/presets/crt-royale-kurozumi.slangp
+++ b/presets/crt-royale-kurozumi.slangp
@@ -205,7 +205,7 @@ scale11 = "1.0"
 srgb_framebuffer11 = "true"
 
 # Pass 12: Compute curvature/AA:
-shader12 = "../crt/shaders/crt-royale/src/crt-royale-last-pass-no-geom.slang"
+shader12 = "../crt/shaders/crt-royale/src/crt-royale-geometry-aa-last-pass.slang"
 filter_linear12 = "true"
 scale_type12 = "viewport"
 mipmap_input12 = "true"