diff --git a/libs/vkd3d-shader/hlsl.h b/libs/vkd3d-shader/hlsl.h
index cfd78351..59c543c7 100644
--- a/libs/vkd3d-shader/hlsl.h
+++ b/libs/vkd3d-shader/hlsl.h
@@ -361,6 +361,9 @@ struct hlsl_attribute
                                       HLSL_MODIFIER_CONST | HLSL_MODIFIER_ROW_MAJOR | \
                                       HLSL_MODIFIER_COLUMN_MAJOR)
 
+#define HLSL_INTERPOLATION_MODIFIERS_MASK (HLSL_STORAGE_NOINTERPOLATION | HLSL_STORAGE_CENTROID | \
+                                           HLSL_STORAGE_NOPERSPECTIVE)
+
 #define HLSL_MODIFIERS_MAJORITY_MASK (HLSL_MODIFIER_ROW_MAJOR | HLSL_MODIFIER_COLUMN_MAJOR)
 
 #define HLSL_ARRAY_ELEMENTS_COUNT_IMPLICIT 0
diff --git a/libs/vkd3d-shader/hlsl.y b/libs/vkd3d-shader/hlsl.y
index 3feb35fb..ba738473 100644
--- a/libs/vkd3d-shader/hlsl.y
+++ b/libs/vkd3d-shader/hlsl.y
@@ -5051,7 +5051,7 @@ field:
 
             if (!(type = apply_type_modifiers(ctx, $2, &modifiers, true, &@1)))
                 YYABORT;
-            if (modifiers & ~HLSL_STORAGE_NOINTERPOLATION)
+            if (modifiers & ~HLSL_INTERPOLATION_MODIFIERS_MASK)
             {
                 struct vkd3d_string_buffer *string;
 
diff --git a/tests/hlsl/nointerpolation.shader_test b/tests/hlsl/nointerpolation.shader_test
index 3193b2e6..04f39a8e 100644
--- a/tests/hlsl/nointerpolation.shader_test
+++ b/tests/hlsl/nointerpolation.shader_test
@@ -119,7 +119,7 @@ void main(uint id : sv_vertexid, inout ps_input input, out float4 pos : sv_posit
     pos = float4(coords * float2(2, -2) + float2(-1, 1), 0, 1);
 }
 
-[pixel shader todo]
+[pixel shader]
 struct ps_input
 {
     centroid float4 t : texcoord;
@@ -131,10 +131,10 @@ float4 main(nointerpolation ps_input input) : sv_target
 }
 
 [test]
-todo draw triangle list 3
-todo probe all rgba (0.0, 1.0, 0.0, 1.0)
+draw triangle list 3
+probe all rgba (0.0, 1.0, 0.0, 1.0)
 
-[vertex shader fail]
+[vertex shader fail todo]
 struct ps_input
 {
     nointerpolation centroid float4 t : texcoord;