diff --git a/backend/services/case-management/src/main/java/io/metersphere/functional/dto/FunctionalMinderTreeNodeDTO.java b/backend/services/case-management/src/main/java/io/metersphere/functional/dto/FunctionalMinderTreeNodeDTO.java
index f7b4aa702c..2d9b93ec97 100644
--- a/backend/services/case-management/src/main/java/io/metersphere/functional/dto/FunctionalMinderTreeNodeDTO.java
+++ b/backend/services/case-management/src/main/java/io/metersphere/functional/dto/FunctionalMinderTreeNodeDTO.java
@@ -20,7 +20,7 @@ public class FunctionalMinderTreeNodeDTO {
     private String text;
 
     @Schema(description = "用例等级")
-    private String priority;
+    private Integer priority;
 
     @Schema(description = "用例评审状态")
     private String status;
diff --git a/backend/services/case-management/src/main/java/io/metersphere/functional/service/FunctionalCaseMinderService.java b/backend/services/case-management/src/main/java/io/metersphere/functional/service/FunctionalCaseMinderService.java
index 7e1bc80152..b87b59b85a 100644
--- a/backend/services/case-management/src/main/java/io/metersphere/functional/service/FunctionalCaseMinderService.java
+++ b/backend/services/case-management/src/main/java/io/metersphere/functional/service/FunctionalCaseMinderService.java
@@ -183,7 +183,7 @@ public class FunctionalCaseMinderService {
             rootData.setId(functionalCaseMindDTO.getId());
             rootData.setPos(functionalCaseMindDTO.getPos());
             rootData.setText(functionalCaseMindDTO.getName());
-            rootData.setPriority(functionalCaseMindDTO.getPriority());
+            rootData.setPriority(StringUtils.isNotBlank(functionalCaseMindDTO.getPriority()) ? Integer.parseInt(functionalCaseMindDTO.getPriority().substring(1)) : 0);
             rootData.setStatus(functionalCaseMindDTO.getReviewStatus());
             rootData.setResource(List.of(Translator.get("minder_extra_node.case")));
             List<FunctionalMinderTreeDTO> children = buildChildren(functionalCaseMindDTO);