diff --git a/continew-module-system/src/main/java/top/continew/admin/auth/model/req/PhoneLoginReq.java b/continew-module-system/src/main/java/top/continew/admin/auth/model/req/PhoneLoginReq.java
index 260cec22..1aa299dd 100644
--- a/continew-module-system/src/main/java/top/continew/admin/auth/model/req/PhoneLoginReq.java
+++ b/continew-module-system/src/main/java/top/continew/admin/auth/model/req/PhoneLoginReq.java
@@ -49,8 +49,8 @@ public class PhoneLoginReq extends LoginReq {
     /**
      * 验证码
      */
-    @Schema(description = "验证码", example = "8888")
+    @Schema(description = "验证码", example = "888888")
     @NotBlank(message = "验证码不能为空")
-    @Length(max = 4, message = "验证码非法")
+    @Length(max = 6, message = "验证码非法")
     private String captcha;
 }
diff --git a/continew-module-system/src/main/java/top/continew/admin/system/model/req/user/UserPhoneUpdateReq.java b/continew-module-system/src/main/java/top/continew/admin/system/model/req/user/UserPhoneUpdateReq.java
index c27b1184..5593d6e9 100644
--- a/continew-module-system/src/main/java/top/continew/admin/system/model/req/user/UserPhoneUpdateReq.java
+++ b/continew-module-system/src/main/java/top/continew/admin/system/model/req/user/UserPhoneUpdateReq.java
@@ -50,9 +50,9 @@ public class UserPhoneUpdateReq implements Serializable {
     /**
      * 验证码
      */
-    @Schema(description = "验证码", example = "8888")
+    @Schema(description = "验证码", example = "888888")
     @NotBlank(message = "验证码不能为空")
-    @Length(max = 4, message = "验证码非法")
+    @Length(max = 6, message = "验证码非法")
     private String captcha;
 
     /**
diff --git a/continew-webapi/src/main/resources/config/application-dev.yml b/continew-webapi/src/main/resources/config/application-dev.yml
index 4cfb76e0..15cfb25b 100644
--- a/continew-webapi/src/main/resources/config/application-dev.yml
+++ b/continew-webapi/src/main/resources/config/application-dev.yml
@@ -127,7 +127,7 @@ captcha:
   ## 短信验证码配置
   sms:
     # 内容长度
-    length: 4
+    length: 6
     # 过期时间
     expirationInMinutes: 5
     # 模板 ID
diff --git a/continew-webapi/src/main/resources/config/application-prod.yml b/continew-webapi/src/main/resources/config/application-prod.yml
index 106b4f1f..029f60ee 100644
--- a/continew-webapi/src/main/resources/config/application-prod.yml
+++ b/continew-webapi/src/main/resources/config/application-prod.yml
@@ -129,7 +129,7 @@ captcha:
   ## 短信验证码配置
   sms:
     # 内容长度
-    length: 4
+    length: 6
     # 过期时间
     expirationInMinutes: 5
     # 模板 ID