diff --git a/requirements.txt b/requirements.txt
index 67f853e..9f47fb8 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,6 +1,6 @@
 spyne==2.13.2-alpha
 requests==2.20.1
-mod-wsgi==4.6.8
+mod-wsgi==4.9.3
 Django==2.2.7