diff --git a/src/webgpu/shader/execution/expression/call/builtin/subgroupAdd.spec.ts b/src/webgpu/shader/execution/expression/call/builtin/subgroupAdd.spec.ts
index 3e6704273f4..a4f5b04f052 100644
--- a/src/webgpu/shader/execution/expression/call/builtin/subgroupAdd.spec.ts
+++ b/src/webgpu/shader/execution/expression/call/builtin/subgroupAdd.spec.ts
@@ -379,6 +379,7 @@ const kMaxSize = 128;
  *             * Component 0 is the addition result
  *             * Component 1 is the subgroup_invocation_id
  *             * Component 2 is a unique generated subgroup_id
+ * @param op The type of subgroup addition
  * @param format The framebuffer format
  * @param width The framebuffer width
  * @param height The framebuffer height
diff --git a/src/webgpu/shader/execution/expression/call/builtin/subgroupMul.spec.ts b/src/webgpu/shader/execution/expression/call/builtin/subgroupMul.spec.ts
index c0f0ec6ba56..2a6a8648a33 100644
--- a/src/webgpu/shader/execution/expression/call/builtin/subgroupMul.spec.ts
+++ b/src/webgpu/shader/execution/expression/call/builtin/subgroupMul.spec.ts
@@ -403,6 +403,7 @@ const kMaxSize = 128;
  *             * Component 1 is the subgroup_invocation_id
  *             * Component 2 is a unique generated subgroup_id
  * @param inputData Input data array
+ * @param op The type of subgroup mulitply
  * @param format The framebuffer format
  * @param width The framebuffer width
  * @param height The framebuffer height