diff --git a/backend/src/main/java/io/metersphere/base/domain/LoadTestReportDetailKey.java b/backend/src/main/java/io/metersphere/base/domain/LoadTestReportDetailKey.java
new file mode 100644
index 0000000000..a2a603e256
--- /dev/null
+++ b/backend/src/main/java/io/metersphere/base/domain/LoadTestReportDetailKey.java
@@ -0,0 +1,14 @@
+package io.metersphere.base.domain;
+
+import lombok.Data;
+
+import java.io.Serializable;
+
+@Data
+public class LoadTestReportDetailKey implements Serializable {
+    private String reportId;
+
+    private Long part;
+
+    private static final long serialVersionUID = 1L;
+}
\ No newline at end of file