diff --git a/tests/python/requirements.txt b/tests/python/requirements.txt
index f894af6a1f..ff2c6192aa 100644
--- a/tests/python/requirements.txt
+++ b/tests/python/requirements.txt
@@ -2,7 +2,7 @@ grpcio==1.26.0
 grpcio-tools==1.26.0
 numpy==1.18.1
 pytest-cov==2.8.1
-pymilvus-distributed==0.0.27
+pymilvus-distributed==0.0.28
 sklearn==0.0
 pytest==4.5.0
 pytest-timeout==1.3.3