diff --git a/ruoyi-common/src/main/java/com/ruoyi/common/annotation/DictDataMapper.java b/ruoyi-common/src/main/java/com/ruoyi/common/annotation/DictDataMapper.java
index a07e133b9..5c14a5520 100644
--- a/ruoyi-common/src/main/java/com/ruoyi/common/annotation/DictDataMapper.java
+++ b/ruoyi-common/src/main/java/com/ruoyi/common/annotation/DictDataMapper.java
@@ -20,5 +20,8 @@ import java.lang.annotation.Target;
 @JsonSerialize(using = DictDataJsonSerializer.class)
 public @interface DictDataMapper {
 
+    /**
+     * 设置字典的type值 (如: sys_user_sex)
+     */
     String dictType() default "";
 }
diff --git a/ruoyi-common/src/main/java/com/ruoyi/common/jackson/DictDataJsonSerializer.java b/ruoyi-common/src/main/java/com/ruoyi/common/jackson/DictDataJsonSerializer.java
index 295028386..caa059b92 100644
--- a/ruoyi-common/src/main/java/com/ruoyi/common/jackson/DictDataJsonSerializer.java
+++ b/ruoyi-common/src/main/java/com/ruoyi/common/jackson/DictDataJsonSerializer.java
@@ -10,6 +10,7 @@ import com.fasterxml.jackson.databind.SerializerProvider;
 import com.fasterxml.jackson.databind.ser.ContextualSerializer;
 import com.ruoyi.common.annotation.DictDataMapper;
 import com.ruoyi.common.core.service.DictService;
+import com.ruoyi.common.utils.StringUtils;
 import com.ruoyi.common.utils.spring.SpringUtils;
 import lombok.extern.slf4j.Slf4j;
 import org.springframework.beans.BeansException;
@@ -33,7 +34,7 @@ public class DictDataJsonSerializer extends JsonSerializer<String> implements Co
             DictService dictService = SpringUtils.getBean(DictService.class);
             if (ObjectUtil.isNotNull(dictService)) {
                 String label = dictService.getDictLabel(dictType, value);
-                gen.writeString(StrUtil.isNotBlank(label) ? label : value);
+                gen.writeString(StringUtils.isNotBlank(label) ? label : value);
             } else {
                 gen.writeString(value);
             }