diff --git a/CONTRIBUTING-ZH.md b/CONTRIBUTING-ZH.md
index 7e35d194..e000da4f 100644
--- a/CONTRIBUTING-ZH.md
+++ b/CONTRIBUTING-ZH.md
@@ -123,6 +123,7 @@ Flowise 支持不同的环境变量来配置您的实例。您可以在 `package
 | PORT                        | Flowise 运行的 HTTP 端口                               | 数字                                            | 3000                                |
 | FLOWISE_USERNAME            | 登录用户名                                             | 字符串                                          |                                     |
 | FLOWISE_PASSWORD            | 登录密码                                               | 字符串                                          |                                     |
+| FLOWISE_FILE_SIZE_LIMIT     | 上传文件大小限制                                       | 字符串                                          | 50mb                                |
 | DEBUG                       | 打印组件的日志                                         | 布尔值                                          |                                     |
 | LOG_PATH                    | 存储日志文件的位置                                     | 字符串                                          | `your-path/Flowise/logs`            |
 | LOG_LEVEL                   | 日志的不同级别                                         | 枚举字符串: `error`, `info`, `verbose`, `debug` | `info`                              |
diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index 25a27e84..fdeb848b 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -127,6 +127,7 @@ Flowise support different environment variables to configure your instance. You
 | IFRAME_ORIGINS              | The allowed origins for iframe src embedding                                 | String                                           |                                     |
 | FLOWISE_USERNAME            | Username to login                                                            | String                                           |                                     |
 | FLOWISE_PASSWORD            | Password to login                                                            | String                                           |                                     |
+| FLOWISE_FILE_SIZE_LIMIT     | Upload File Size Limit                                                       | String                                           | 50mb                                |
 | DEBUG                       | Print logs from components                                                   | Boolean                                          |                                     |
 | LOG_PATH                    | Location where log files are stored                                          | String                                           | `your-path/Flowise/logs`            |
 | LOG_LEVEL                   | Different levels of logs                                                     | Enum String: `error`, `info`, `verbose`, `debug` | `info`                              |
diff --git a/docker/.env.example b/docker/.env.example
index a4beaf8a..84019299 100644
--- a/docker/.env.example
+++ b/docker/.env.example
@@ -21,6 +21,7 @@ LOG_PATH=/root/.flowise/logs
 # FLOWISE_USERNAME=user
 # FLOWISE_PASSWORD=1234
 # FLOWISE_SECRETKEY_OVERWRITE=myencryptionkey
+# FLOWISE_FILE_SIZE_LIMIT=50mb
 # DEBUG=true
 # LOG_LEVEL=debug (error | warn | info | verbose | debug)
 # TOOL_FUNCTION_BUILTIN_DEP=crypto,fs
diff --git a/docker/docker-compose.yml b/docker/docker-compose.yml
index 71bcfcfb..4da945fe 100644
--- a/docker/docker-compose.yml
+++ b/docker/docker-compose.yml
@@ -10,6 +10,7 @@ services:
             - IFRAME_ORIGINS=${IFRAME_ORIGINS}
             - FLOWISE_USERNAME=${FLOWISE_USERNAME}
             - FLOWISE_PASSWORD=${FLOWISE_PASSWORD}
+            - FLOWISE_FILE_SIZE_LIMIT=${FLOWISE_FILE_SIZE_LIMIT}
             - DEBUG=${DEBUG}
             - DATABASE_PATH=${DATABASE_PATH}
             - DATABASE_TYPE=${DATABASE_TYPE}
diff --git a/packages/server/.env.example b/packages/server/.env.example
index ebc59cf3..a7a93345 100644
--- a/packages/server/.env.example
+++ b/packages/server/.env.example
@@ -20,6 +20,7 @@ PORT=3000
 # FLOWISE_USERNAME=user
 # FLOWISE_PASSWORD=1234
 # FLOWISE_SECRETKEY_OVERWRITE=myencryptionkey
+# FLOWISE_FILE_SIZE_LIMIT=50mb
 # DEBUG=true
 # LOG_LEVEL=debug (error | warn | info | verbose | debug)
 # TOOL_FUNCTION_BUILTIN_DEP=crypto,fs
diff --git a/packages/server/src/commands/start.ts b/packages/server/src/commands/start.ts
index dfb20766..a649dba6 100644
--- a/packages/server/src/commands/start.ts
+++ b/packages/server/src/commands/start.ts
@@ -18,6 +18,7 @@ export default class Start extends Command {
     static flags = {
         FLOWISE_USERNAME: Flags.string(),
         FLOWISE_PASSWORD: Flags.string(),
+        FLOWISE_FILE_SIZE_LIMIT: Flags.string(),
         PORT: Flags.string(),
         CORS_ORIGINS: Flags.string(),
         IFRAME_ORIGINS: Flags.string(),
@@ -91,6 +92,9 @@ export default class Start extends Command {
         if (flags.FLOWISE_PASSWORD) process.env.FLOWISE_PASSWORD = flags.FLOWISE_PASSWORD
         if (flags.APIKEY_PATH) process.env.APIKEY_PATH = flags.APIKEY_PATH
 
+        //API Configuration
+        if (flags.FLOWISE_FILE_SIZE_LIMIT) process.env.FLOWISE_FILE_SIZE_LIMIT = flags.FLOWISE_FILE_SIZE_LIMIT
+
         // Credentials
         if (flags.SECRETKEY_PATH) process.env.SECRETKEY_PATH = flags.SECRETKEY_PATH
         if (flags.FLOWISE_SECRETKEY_OVERWRITE) process.env.FLOWISE_SECRETKEY_OVERWRITE = flags.FLOWISE_SECRETKEY_OVERWRITE
diff --git a/packages/server/src/index.ts b/packages/server/src/index.ts
index 48f93249..973ce1ea 100644
--- a/packages/server/src/index.ts
+++ b/packages/server/src/index.ts
@@ -120,8 +120,9 @@ export class App {
 
     async config(socketIO?: Server) {
         // Limit is needed to allow sending/receiving base64 encoded string
-        this.app.use(express.json({ limit: '50mb' }))
-        this.app.use(express.urlencoded({ limit: '50mb', extended: true }))
+        const flowise_file_size_limit = process.env.FLOWISE_FILE_SIZE_LIMIT ?? '50mb'
+        this.app.use(express.json({ limit: flowise_file_size_limit }))
+        this.app.use(express.urlencoded({ limit: flowise_file_size_limit, extended: true }))
 
         if (process.env.NUMBER_OF_PROXIES && parseInt(process.env.NUMBER_OF_PROXIES) > 0)
             this.app.set('trust proxy', parseInt(process.env.NUMBER_OF_PROXIES))