diff --git a/tests/d3d12_test_utils.h b/tests/d3d12_test_utils.h
index 86b5ab75..e48bcbf3 100644
--- a/tests/d3d12_test_utils.h
+++ b/tests/d3d12_test_utils.h
@@ -419,6 +419,7 @@ static unsigned int format_size(DXGI_FORMAT format)
     {
         case DXGI_FORMAT_R32G32B32A32_FLOAT:
         case DXGI_FORMAT_R32G32B32A32_UINT:
+        case DXGI_FORMAT_R32G32B32A32_SINT:
         case DXGI_FORMAT_R8G8_UNORM:
             return 16;
         case DXGI_FORMAT_R16G16B16A16_TYPELESS:
diff --git a/tests/hlsl/max-min.shader_test b/tests/hlsl/max-min.shader_test
index e4ba2e40..3022a8e0 100644
--- a/tests/hlsl/max-min.shader_test
+++ b/tests/hlsl/max-min.shader_test
@@ -87,6 +87,10 @@ probe (0, 0) rgba (0.4, -0.1, -0.2, -0.1)
 [require]
 shader model >= 4.0
 
+[rtv 0]
+format r32g32b32a32-uint
+size (2d, 640, 480)
+
 [pixel shader]
 uniform uint2 u;
 
@@ -100,6 +104,9 @@ uniform 0 uint4 1 2 0 0
 todo(glsl) draw quad
 probe (0, 0) rgbaui (2, 1, 2, 1)
 
+[rtv 0]
+format r32g32b32a32-sint
+size (2d, 640, 480)
 
 [pixel shader todo]
 uniform int2 u;