diff --git a/requirements_opacity_api.txt b/requirements_opacity_api.txt
index 4563853..e75ea34 100644
--- a/requirements_opacity_api.txt
+++ b/requirements_opacity_api.txt
@@ -45,5 +45,5 @@ urllib3==1.25.8
 varint==1.0.2
 watchdog==0.10.2
 web3==5.7.0
-websockets==8.1
+websockets==9.1
 zipp==3.1.0
\ No newline at end of file