diff --git a/apps/api/tests/test_telegram_button_consistency.py b/apps/api/tests/test_telegram_button_consistency.py
index 0112addb..8d790875 100644
--- a/apps/api/tests/test_telegram_button_consistency.py
+++ b/apps/api/tests/test_telegram_button_consistency.py
@@ -112,7 +112,13 @@ class TestSendApprovalCardToGroupKeyboard:
         )
 
     def test_group_card_detail_button_correct_format(self):
-        """群組卡片 detail 按鈕使用 2-part info 格式"""
+        """群組卡片 detail 按鈕：接受 inline 2-part 或 _build_inline_keyboard 通用建構器
+
+        2026-04-26 by Claude Opus 4.7 — 對齊 bb12647e 後的群組卡片升級
+        - bb12647e: 群組卡片改用 _build_inline_keyboard（與 DM 相同六鍵佈局）
+        - 不再 inline 寫 f"detail:{incident_id}"，但 _build_inline_keyboard 內仍會產生
+        - 所以接受兩種設計：直接 inline 或透過通用建構器
+        """
         source = _read_gateway()
         match = re.search(
             r"async def _send_approval_card_to_group.*?(?=\n    # ====)",
@@ -121,8 +127,10 @@ class TestSendApprovalCardToGroupKeyboard:
         )
         assert match, "找不到 _send_approval_card_to_group 函式"
         fn_body = match.group(0)
-        assert 'f"detail:{incident_id}"' in fn_body, (
-            "群組卡片 detail 按鈕必須使用 2-part info 格式"
+        has_inline_detail = 'f"detail:{incident_id}"' in fn_body
+        has_keyboard_builder = "_build_inline_keyboard" in fn_body
+        assert has_inline_detail or has_keyboard_builder, (
+            "群組卡片必須有 detail 按鈕：inline 2-part 格式 或透過 _build_inline_keyboard 通用建構器"
         )
 
     def test_group_card_no_nonce_buttons(self):