diff --git a/README.md b/README.md
index 8201b50..5172dba 100644
--- a/README.md
+++ b/README.md
@@ -248,7 +248,7 @@ In above benchmark picture, the first and second benchmarks performed test cases
 
 ### Performance Summary
 
-![](https://user-images.githubusercontent.com/7496278/52987864-ed43cd00-3437-11e9-95c8-c4e10b772820.gif)
+![](https://user-images.githubusercontent.com/7496278/52989187-4104e500-343d-11e9-880f-9641eec436ca.gif)
 
 **In conclusion, `ants` can up to 2x~6x faster than goroutines without a pool and the memory consumption is reduced by 10 to 20 times.**
 
diff --git a/README_ZH.md b/README_ZH.md
index 86f8833..ef86ac5 100644
--- a/README_ZH.md
+++ b/README_ZH.md
@@ -245,7 +245,7 @@ Go Version: 1.9
 
 ### 性能小结
 
-![](https://user-images.githubusercontent.com/7496278/52987864-ed43cd00-3437-11e9-95c8-c4e10b772820.gif)
+![](https://user-images.githubusercontent.com/7496278/52989187-4104e500-343d-11e9-880f-9641eec436ca.gif)
 
 **从该demo测试吞吐性能对比可以看出，使用`ants`的吞吐性能相较于原生goroutine可以保持在2-6倍的性能压制，而内存消耗则可以达到10-20倍的节省优势。**