diff --git a/tests/milvus_python_test/requirements.txt b/tests/milvus_python_test/requirements.txt
index 4bdecd60..d2cedb0d 100644
--- a/tests/milvus_python_test/requirements.txt
+++ b/tests/milvus_python_test/requirements.txt
@@ -8,7 +8,7 @@ mccabe==0.6.1
 more-itertools==7.0.0
 numpy==1.16.3
 pluggy==0.12.0
-py==1.8.0
+py==1.10.0
 pylint==2.3.1
 pytest==4.5.0
 pytest-timeout==1.3.3
diff --git a/tests/milvus_python_test/requirements_cluster.txt b/tests/milvus_python_test/requirements_cluster.txt
index a1f3b69b..825b2fe3 100644
--- a/tests/milvus_python_test/requirements_cluster.txt
+++ b/tests/milvus_python_test/requirements_cluster.txt
@@ -8,7 +8,7 @@ mccabe==0.6.1
 more-itertools==7.0.0
 numpy==1.16.3
 pluggy==0.12.0
-py==1.8.0
+py==1.10.0
 pylint==2.3.1
 pytest==4.5.0
 pytest-timeout==1.3.3
diff --git a/tests/milvus_python_test/requirements_no_pymilvus.txt b/tests/milvus_python_test/requirements_no_pymilvus.txt
index 45884c0c..5cb827a0 100644
--- a/tests/milvus_python_test/requirements_no_pymilvus.txt
+++ b/tests/milvus_python_test/requirements_no_pymilvus.txt
@@ -8,7 +8,7 @@ mccabe==0.6.1
 more-itertools==7.0.0
 numpy==1.16.3
 pluggy==0.12.0
-py==1.8.0
+py==1.10.0
 pylint==2.3.1
 pytest==4.5.0
 pytest-timeout==1.3.3