diff --git a/bin/resources/shaders/dx11/tfx.fx b/bin/resources/shaders/dx11/tfx.fx
index 8ab748abb8..ef9159ded5 100644
--- a/bin/resources/shaders/dx11/tfx.fx
+++ b/bin/resources/shaders/dx11/tfx.fx
@@ -743,7 +743,7 @@ void ps_dither(inout float3 C, float2 pos_xy)
 			fpos = int2(pos_xy / (float)PS_SCALE_FACTOR);
 
 		float value = DitherMatrix[fpos.x & 3][fpos.y & 3];
-		if (PS_ROUND_INV != 0)
+		if (PS_ROUND_INV)
 			C -= value;
 		else
 			C += value;
@@ -756,7 +756,7 @@ void ps_color_clamp_wrap(inout float3 C)
 	// so we need to limit the color depth on dithered items
 	if (SW_BLEND || PS_DITHER || PS_FBMASK)
 	{
-		if (PS_DFMT == FMT_16 && PS_BLEND_MIX == 0 && PS_ROUND_INV != 0)
+		if (PS_DFMT == FMT_16 && PS_BLEND_MIX == 0 && PS_ROUND_INV)
 			C += 7.0f; // Need to round up, not down since the shader will invert
 
 		// Standard Clamp
diff --git a/bin/resources/shaders/opengl/tfx_fs.glsl b/bin/resources/shaders/opengl/tfx_fs.glsl
index 24057e6552..6293b1f986 100644
--- a/bin/resources/shaders/opengl/tfx_fs.glsl
+++ b/bin/resources/shaders/opengl/tfx_fs.glsl
@@ -669,8 +669,8 @@ void ps_color_clamp_wrap(inout vec3 C)
     // so we need to limit the color depth on dithered items
 #if SW_BLEND || PS_DITHER || PS_FBMASK
 
-#if PS_DFMT == FMT_16 && PS_BLEND_MIX == 0
-    C += 7.f; // Need to round up, not down since the shader will invert
+#if PS_DFMT == FMT_16 && PS_BLEND_MIX == 0 && PS_ROUND_INV
+    C += 7.0f; // Need to round up, not down since the shader will invert
 #endif
 
     // Correct the Color value based on the output format
diff --git a/bin/resources/shaders/vulkan/tfx.glsl b/bin/resources/shaders/vulkan/tfx.glsl
index 1b7a18bcce..d1df9ce5fd 100644
--- a/bin/resources/shaders/vulkan/tfx.glsl
+++ b/bin/resources/shaders/vulkan/tfx.glsl
@@ -985,7 +985,7 @@ void ps_color_clamp_wrap(inout vec3 C)
 	// so we need to limit the color depth on dithered items
 #if SW_BLEND || PS_DITHER || PS_FBMASK
 
-#if PS_DFMT == FMT_16 && PS_BLEND_MIX == 0 && PS_ROUND_INV != 0
+#if PS_DFMT == FMT_16 && PS_BLEND_MIX == 0 && PS_ROUND_INV
 	C += 7.0f; // Need to round up, not down since the shader will invert
 #endif