diff --git a/.env.example b/.env.example
index ea246427..72645404 100644
--- a/.env.example
+++ b/.env.example
@@ -47,7 +47,7 @@
 # 所有请求超时时间，单位秒，默认为0，表示不限制
 # RELAY_TIMEOUT=0
 # 流模式无响应超时时间，单位秒，如果出现空补全可以尝试改为更大值
-# STREAMING_TIMEOUT=120
+# STREAMING_TIMEOUT=300
 
 # Gemini 识别图片 最大图片数量
 # GEMINI_VISION_MAX_IMAGE_NUM=16
diff --git a/README.en.md b/README.en.md
index df7f1cbc..a88b9a40 100644
--- a/README.en.md
+++ b/README.en.md
@@ -100,7 +100,7 @@ This version supports multiple models, please refer to [API Documentation-Relay
 For detailed configuration instructions, please refer to [Installation Guide-Environment Variables Configuration](https://docs.newapi.pro/installation/environment-variables):
 
 - `GENERATE_DEFAULT_TOKEN`: Whether to generate initial tokens for newly registered users, default is `false`
-- `STREAMING_TIMEOUT`: Streaming response timeout, default is 120 seconds
+- `STREAMING_TIMEOUT`: Streaming response timeout, default is 300 seconds
 - `DIFY_DEBUG`: Whether to output workflow and node information for Dify channels, default is `true`
 - `FORCE_STREAM_OPTION`: Whether to override client stream_options parameter, default is `true`
 - `GET_MEDIA_TOKEN`: Whether to count image tokens, default is `true`
diff --git a/README.md b/README.md
index 4060715c..1b337eae 100644
--- a/README.md
+++ b/README.md
@@ -100,7 +100,7 @@ New API提供了丰富的功能，详细特性请参考[特性说明](https://do
 详细配置说明请参考[安装指南-环境变量配置](https://docs.newapi.pro/installation/environment-variables)：
 
 - `GENERATE_DEFAULT_TOKEN`：是否为新注册用户生成初始令牌，默认为 `false`
-- `STREAMING_TIMEOUT`：流式回复超时时间，默认120秒
+- `STREAMING_TIMEOUT`：流式回复超时时间，默认300秒
 - `DIFY_DEBUG`：Dify渠道是否输出工作流和节点信息，默认 `true`
 - `FORCE_STREAM_OPTION`：是否覆盖客户端stream_options参数，默认 `true`
 - `GET_MEDIA_TOKEN`：是否统计图片token，默认 `true`
diff --git a/common/init.go b/common/init.go
index d70a09dd..c4626f9a 100644
--- a/common/init.go
+++ b/common/init.go
@@ -101,7 +101,7 @@ func InitEnv() {
 }
 
 func initConstantEnv() {
-	constant.StreamingTimeout = GetEnvOrDefault("STREAMING_TIMEOUT", 120)
+	constant.StreamingTimeout = GetEnvOrDefault("STREAMING_TIMEOUT", 300)
 	constant.DifyDebug = GetEnvOrDefaultBool("DIFY_DEBUG", true)
 	constant.MaxFileDownloadMB = GetEnvOrDefault("MAX_FILE_DOWNLOAD_MB", 20)
 	// ForceStreamOption 覆盖请求参数，强制返回usage信息
diff --git a/docker-compose.yml b/docker-compose.yml
index 57ad0b30..d98fd706 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -16,7 +16,7 @@ services:
       - REDIS_CONN_STRING=redis://redis
       - TZ=Asia/Shanghai
       - ERROR_LOG_ENABLED=true # 是否启用错误日志记录
-    #      - STREAMING_TIMEOUT=120  # 流模式无响应超时时间，单位秒，默认120秒，如果出现空补全可以尝试改为更大值
+    #      - STREAMING_TIMEOUT=300  # 流模式无响应超时时间，单位秒，默认120秒，如果出现空补全可以尝试改为更大值
     #      - SESSION_SECRET=random_string  # 多机部署时设置，必须修改这个随机字符串！！！！！！！
     #      - NODE_TYPE=slave  # Uncomment for slave node in multi-node deployment
     #      - SYNC_FREQUENCY=60  # Uncomment if regular database syncing is needed
diff --git a/relay/helper/stream_scanner.go b/relay/helper/stream_scanner.go
index df8c5072..a5706f95 100644
--- a/relay/helper/stream_scanner.go
+++ b/relay/helper/stream_scanner.go
@@ -39,10 +39,6 @@ func StreamScannerHandler(c *gin.Context, resp *http.Response, info *relaycommon
 	}()
 
 	streamingTimeout := time.Duration(constant.StreamingTimeout) * time.Second
-	if strings.HasPrefix(info.UpstreamModelName, "o") {
-		// twice timeout for thinking model
-		streamingTimeout *= 2
-	}
 
 	var (
 		stopChan   = make(chan bool, 3) // 增加缓冲区避免阻塞