diff --git a/src/webgpu/api/validation/capability_checks/limits/maxBindGroups.spec.ts b/src/webgpu/api/validation/capability_checks/limits/maxBindGroups.spec.ts
index a3626c64421d..991a0f1969ec 100644
--- a/src/webgpu/api/validation/capability_checks/limits/maxBindGroups.spec.ts
+++ b/src/webgpu/api/validation/capability_checks/limits/maxBindGroups.spec.ts
@@ -23,7 +23,7 @@ type LimitToBindingLayout = {
   entry: BindingLayout;
 };
 
-const kLimitToBindingLayout: LimitToBindingLayout[] = [
+const kLimitToBindingLayout: readonly LimitToBindingLayout[] = [
   {
     name: 'maxSampledTexturesPerShaderStage',
     entry: {
@@ -60,7 +60,7 @@ const kLimitToBindingLayout: LimitToBindingLayout[] = [
       },
     },
   },
-];
+] as const;
 
 /**
  * Yields all possible binding layout entries for a stage.