diff --git a/rc-service/rc-service-other/other-client/src/main/java/com/red/circle/other/app/dto/cmd/dynamic/DynamicCommentCmd.java b/rc-service/rc-service-other/other-client/src/main/java/com/red/circle/other/app/dto/cmd/dynamic/DynamicCommentCmd.java
index db281977..9e01c460 100644
--- a/rc-service/rc-service-other/other-client/src/main/java/com/red/circle/other/app/dto/cmd/dynamic/DynamicCommentCmd.java
+++ b/rc-service/rc-service-other/other-client/src/main/java/com/red/circle/other/app/dto/cmd/dynamic/DynamicCommentCmd.java
@@ -3,6 +3,7 @@ package com.red.circle.other.app.dto.cmd.dynamic;
 import com.red.circle.common.business.dto.cmd.AppExtCommand;
 import jakarta.validation.constraints.NotBlank;
 import jakarta.validation.constraints.NotNull;
+import jakarta.validation.constraints.Size;
 import lombok.Data;
 import lombok.EqualsAndHashCode;
 
@@ -22,6 +23,7 @@ public class DynamicCommentCmd extends AppExtCommand {
    * @eo.required
    */
   @NotBlank
+  @Size(min = 1, max = 255)
   private String content;
 
   /**