diff --git a/api-test/backend/src/main/java/io/metersphere/api/parse/api/Swagger2Parser.java b/api-test/backend/src/main/java/io/metersphere/api/parse/api/Swagger2Parser.java
index cdcf7010a8..cc06cb2f09 100644
--- a/api-test/backend/src/main/java/io/metersphere/api/parse/api/Swagger2Parser.java
+++ b/api-test/backend/src/main/java/io/metersphere/api/parse/api/Swagger2Parser.java
@@ -673,6 +673,8 @@ public class Swagger2Parser extends SwaggerAbstractParser {
             if (model != null && properties != null) {
                 JSONObject bodyParameters = getBodyParameters(properties, new HashSet<>());
                 return bodyParameters.toString();
+            } else {
+                return model.getDefaultValue() == null ? StringUtils.EMPTY : model.getDefaultValue().toString();
             }
         }
         return StringUtils.EMPTY;