diff --git a/dev-requirements.txt b/dev-requirements.txt
index 91786026..7c37c99c 100644
--- a/dev-requirements.txt
+++ b/dev-requirements.txt
@@ -4,4 +4,4 @@ pytest-timeout==2.3.1
 pytest-asyncio==0.23.6
 requests==2.31.0
 httpx==0.24.1 # version 0.24.1 is required by httpx_ws
-httpx_ws==0.5.2
+httpx_ws==0.4.2