diff --git a/.github/workflows/nightly.yml b/.github/workflows/nightly.yml
index 84ed61712..1309dd468 100644
--- a/.github/workflows/nightly.yml
+++ b/.github/workflows/nightly.yml
@@ -101,7 +101,7 @@ jobs:
       matrix:
         # Currently supported RMQ versions per:
         # https://www.rabbitmq.com/docs/which-erlang#compatibility-matrix
-        rabbitmq-version: ['3.11', '3.12', '3.13']
+        rabbitmq-version: ['3.11', '3.12', '3.13', '4.0']
 
     services:
       rabbitmq: