diff --git a/src/requirements/base.txt b/src/requirements/base.txt
index e3462d9..330a4f6 100644
--- a/src/requirements/base.txt
+++ b/src/requirements/base.txt
@@ -21,4 +21,4 @@ six==1.12.0
 toolz==0.9.0
 urllib3==1.24.1
 web3==4.8.2
-websockets==6.0
+websockets==9.1