diff --git a/shards/requirements.txt b/shards/requirements.txt
index 65960e127a..b4c1921c3f 100644
--- a/shards/requirements.txt
+++ b/shards/requirements.txt
@@ -13,7 +13,7 @@ protobuf==3.9.1
 py==1.8.0
 pyasn1==0.4.7
 pyasn1-modules==0.2.6
-pylint==2.3.1
+pylint==2.5.0
 pymilvus==0.2.10
 #pymilvus-test==0.3.3
 pyparsing==2.4.0