diff --git a/mainnet/scripts/requirements.txt b/mainnet/scripts/requirements.txt
index 30a6437..e816422 100644
--- a/mainnet/scripts/requirements.txt
+++ b/mainnet/scripts/requirements.txt
@@ -31,7 +31,7 @@ requests==2.22.0
 rlp==1.1.0
 six==1.13.0
 toolz==0.10.0
-urllib3==1.25.7
+urllib3==1.26.5
 varint==1.0.2
 web3==5.3.0
 websockets==8.1