diff --git a/config/packages/messenger.yaml b/config/packages/messenger.yaml
index 411a839ae2..5fda6bf0a4 100644
--- a/config/packages/messenger.yaml
+++ b/config/packages/messenger.yaml
@@ -14,10 +14,8 @@ framework:
             # Route your messages to the transports
             'Chamilo\CoreBundle\Entity\Message': sync_priority_high
 
-# when@test:
-#    framework:
-#        messenger:
-#            transports:
-#                # replace with your transport name here (e.g., my_transport: 'in-memory://')
-#                # For more Messenger testing tools, see https://github.com/zenstruck/messenger-test
-#                async: 'in-memory://'
+when@test:
+    framework:
+        messenger:
+            transports:
+                sync_priority_high: 'in-memory://'
diff --git a/config/packages/test/messenger.yaml b/config/packages/test/messenger.yaml
deleted file mode 100644
index 7d94a0cfd1..0000000000
--- a/config/packages/test/messenger.yaml
+++ /dev/null
@@ -1,4 +0,0 @@
-framework:
-    messenger:
-        transports:
-            sync_priority_high: 'in-memory://'