diff --git a/backend/services/project-management/src/main/java/io/metersphere/project/api/processor/extract/MsExtract.java b/backend/services/project-management/src/main/java/io/metersphere/project/api/processor/extract/MsExtract.java
index 6f13dff2ba..35fe946c5b 100644
--- a/backend/services/project-management/src/main/java/io/metersphere/project/api/processor/extract/MsExtract.java
+++ b/backend/services/project-management/src/main/java/io/metersphere/project/api/processor/extract/MsExtract.java
@@ -46,6 +46,10 @@ public abstract class MsExtract {
      * 是否启用
      */
     private Boolean enable = true;
+    /**
+     * 描述
+     */
+    private String description;
 
     public boolean isValid() {
         return StringUtils.isNotBlank(variableName) && StringUtils.isNotBlank(expression);