diff --git a/requirements.txt b/requirements.txt
index 468b456f..346981cb 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,5 @@
 boto3==1.21.31
-c2cwsgiutils[broadcast]>=4.0,<5
+c2cwsgiutils[broadcast]>=4.0,<6
 Pillow==9.0.1
 wand==0.6.7
 WebTest==3.0.0