diff --git a/banner/banner-api/src/main/java/cn/axzo/nanopart/api/enums/MaterialDisplayFrequencyTypeEnum.java b/banner/banner-api/src/main/java/cn/axzo/nanopart/api/enums/MaterialDisplayFrequencyTypeEnum.java
index 01bbb829..861f4ad1 100644
--- a/banner/banner-api/src/main/java/cn/axzo/nanopart/api/enums/MaterialDisplayFrequencyTypeEnum.java
+++ b/banner/banner-api/src/main/java/cn/axzo/nanopart/api/enums/MaterialDisplayFrequencyTypeEnum.java
@@ -16,6 +16,7 @@ import java.util.Arrays;
 @Getter
 @AllArgsConstructor
 public enum MaterialDisplayFrequencyTypeEnum {
+    NO_LIMIT("NO_LIMIT", "不限制"),
     VALIDITY_PERIOD("VALIDITY_PERIOD", "有效期内"),
     EVERY_DAY("EVERY_DAY", "每天"),
     EVERY_WEEK("EVERY_WEEK", "每周"),
diff --git a/banner/banner-api/src/main/java/cn/axzo/nanopart/api/request/CreateMaterialReq.java b/banner/banner-api/src/main/java/cn/axzo/nanopart/api/request/CreateMaterialReq.java
index 1c6056ae..c2988d42 100644
--- a/banner/banner-api/src/main/java/cn/axzo/nanopart/api/request/CreateMaterialReq.java
+++ b/banner/banner-api/src/main/java/cn/axzo/nanopart/api/request/CreateMaterialReq.java
@@ -137,7 +137,7 @@ public class CreateMaterialReq {
     private List<Long> ouIds;
 
     /**
-     * 单用户显示频次类型，有效期内:VALIDITY_PERIOD,每天:EVERY_DAY,每周:EVERY_WEEK,每月:EVERY_MONTH
+     * 单用户显示频次类型，不限:NO_LIMIT,有效期内:VALIDITY_PERIOD,每天:EVERY_DAY,每周:EVERY_WEEK,每月:EVERY_MONTH
      * {@link MaterialDisplayFrequencyTypeEnum}
      */
     @NotNull(message = "单用户显示频次类型不能为空")