diff --git a/src/webgpu/shader/execution/shader_io/fragment_builtins.spec.ts b/src/webgpu/shader/execution/shader_io/fragment_builtins.spec.ts
index 0967cf63d8e4..fe74d7efc2e5 100644
--- a/src/webgpu/shader/execution/shader_io/fragment_builtins.spec.ts
+++ b/src/webgpu/shader/execution/shader_io/fragment_builtins.spec.ts
@@ -794,7 +794,7 @@ g.test('inputs,position')
         sampleCount,
         actual,
         expected,
-        maxDiffULPsForFloatFormat: 2,
+        maxDiffULPsForFloatFormat: 4,
       })
     );
   });
@@ -873,7 +873,7 @@ g.test('inputs,interStage')
         sampleCount,
         actual,
         expected,
-        maxDiffULPsForFloatFormat: 3,
+        maxDiffULPsForFloatFormat: 4,
       })
     );
   });