diff --git a/requirements.txt b/requirements.txt
index af3349c1a..a2f14fb98 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -63,7 +63,7 @@ toolz==0.11.1
 tqdm==4.51.0
 typing-extensions==3.7.4.3
 typing-inspect==0.6.0
-urllib3==1.25.11
+urllib3==1.26.5
 varint==1.0.2
 web3==5.12.2
 websockets==8.1