diff --git a/test-requirements.txt b/test-requirements.txt
index 6015aad6b0..fa6afd6711 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -8,7 +8,7 @@ pure-sasl
 twisted[tls]; python_version >= '3.5'
 twisted[tls]==19.2.1; python_version < '3.5'
 gevent>=1.0; platform_machine != 'i686' and platform_machine != 'win32'
-gevent==20.5.0; platform_machine == 'i686' or platform_machine == 'win32'
+gevent==23.9.0; platform_machine == 'i686' or platform_machine == 'win32'
 eventlet>=0.33.3
 cython
 packaging