diff --git a/sentinel-core/src/test/java/com/alibaba/csp/sentinel/util/function/Tuple2Test.java b/sentinel-core/src/test/java/com/alibaba/csp/sentinel/util/function/Tuple2Test.java
index f9af8a5158..c07c47121a 100644
--- a/sentinel-core/src/test/java/com/alibaba/csp/sentinel/util/function/Tuple2Test.java
+++ b/sentinel-core/src/test/java/com/alibaba/csp/sentinel/util/function/Tuple2Test.java
@@ -9,6 +9,6 @@ public class Tuple2Test {
     public void testSwap() {
         Tuple2<Integer, Integer> tupleOld = new Tuple2(1, 2);
         Tuple2<Integer, Integer> tupleNew = tupleOld.swap();
-        Assert.assertEquals(new Tuple2(2, 1), tupleNew);
+        Assert.assertEquals("Tuple2{r1=2, r2=1}", tupleNew.toString());
     }
 }