diff --git a/frontend/src/business/components/api/definition/components/assertion/document/DocumentBody.vue b/frontend/src/business/components/api/definition/components/assertion/document/DocumentBody.vue
index 6ae3a1f5ff..f797e433d8 100644
--- a/frontend/src/business/components/api/definition/components/assertion/document/DocumentBody.vue
+++ b/frontend/src/business/components/api/definition/components/assertion/document/DocumentBody.vue
@@ -218,8 +218,10 @@ export default {
     },
     getDocument() {
       // 来自场景步骤，请求id为用例id
-      if (this.document && this.document.nodeType && (this.document.nodeType === "scenario" || this.document.nodeType === "Case")) {
+      if (this.document && this.document.nodeType && this.document.nodeType === "scenario") {
         this.getCase();
+      } else if (this.document && this.document.nodeType && this.document.nodeType === "Case" && this.document.apiDefinitionId) {
+        this.getAPI(this.document.apiDefinitionId);
       } else {
         this.getAPI();
       }
diff --git a/frontend/src/business/components/api/definition/components/case/ApiCaseItem.vue b/frontend/src/business/components/api/definition/components/case/ApiCaseItem.vue
index 9d3c543ef4..a197caa588 100644
--- a/frontend/src/business/components/api/definition/components/case/ApiCaseItem.vue
+++ b/frontend/src/business/components/api/definition/components/case/ApiCaseItem.vue
@@ -314,7 +314,8 @@ export default {
     if (this.apiCase.request && this.apiCase.request.hashTree && this.apiCase.request.hashTree.length > 0) {
       this.apiCase.request.hashTree.forEach(item => {
         if (item.type === 'Assertions') {
-          item.document.nodeType = 'Case'
+          item.document.nodeType = 'Case';
+          item.document.apiDefinitionId = this.apiCase.apiDefinitionId;
         }
       })
     }