diff --git a/README.md b/README.md
index 4761af1..a2b89e0 100644
--- a/README.md
+++ b/README.md
@@ -206,6 +206,7 @@ Feel free to follow and contribute to it instead of this collection, which remai
 
 * [__cosbench__](https://github.com/intel-cloud/cosbench) - A benchmark tool for cloud object storage service. `Java`
 * [__mongoose__](https://github.com/emc-mongoose/mongoose) - Distributed storage performance testing tool. `Java`
+* [__os-benchmark__](https://github.com/cloudmercato/os-benchmark) - Handy tool for object storage performance benchmarking. `Python`
 * [__ostorebench__](https://github.com/EVERYGO111/OStoreBench) - A benchmark tool for distributed object storage systems. `Go`
 * [__s3-benchmark__](https://github.com/dvassallo/s3-benchmark) - S3 benchmarking tool. `Go`
 * [__warp__](https://github.com/minio/warp) - S3 benchmarking tool. `Go`