diff --git a/README.md b/README.md
index db1409c..1991c8f 100644
--- a/README.md
+++ b/README.md
@@ -166,7 +166,7 @@ graph TD
     Upstream -->|Success| ProcessResponse[Process Response]
     Upstream -->|Failure| Retry{Retry?}
     
-    Retry -->|Yes| Wait[Wait (Backoff)] --> Upstream
+    Retry -->|Yes| Wait["Wait (Backoff)"] --> Upstream
     Retry -->|No| Error
     
     ProcessResponse --> Finalize[Add Headers & Return]
diff --git a/README.zh-Hans.md b/README.zh-Hans.md
index 74fcc6c..8a74ac6 100644
--- a/README.zh-Hans.md
+++ b/README.zh-Hans.md
@@ -166,7 +166,7 @@ graph TD
     Upstream -->|成功| ProcessResponse[处理响应]
     Upstream -->|失败| Retry{重试?}
     
-    Retry -->|是| Wait[等待 (退避)] --> Upstream
+    Retry -->|是| Wait["等待 (退避)"] --> Upstream
     Retry -->|否| Error
     
     ProcessResponse --> Finalize[添加标头并返回]
diff --git a/README.zh-Hant.md b/README.zh-Hant.md
index 9eef00a..bdce2cc 100644
--- a/README.zh-Hant.md
+++ b/README.zh-Hant.md
@@ -166,7 +166,7 @@ graph TD
     Upstream -->|成功| ProcessResponse[處理回應]
     Upstream -->|失敗| Retry{重試?}
     
-    Retry -->|是| Wait[等待 (退避)] --> Upstream
+    Retry -->|是| Wait["等待 (退避)"] --> Upstream
     Retry -->|否| Error
     
     ProcessResponse --> Finalize[添加標頭並返回]