diff --git a/src/Simplex/Messaging/Server/Env/STM.hs b/src/Simplex/Messaging/Server/Env/STM.hs
index aa1dec948..3a67bbae5 100644
--- a/src/Simplex/Messaging/Server/Env/STM.hs
+++ b/src/Simplex/Messaging/Server/Env/STM.hs
@@ -162,7 +162,7 @@ defaultMaxJournalMsgCount :: Int
 defaultMaxJournalMsgCount = 256
 
 defaultMsgQueueQuota :: Int
-defaultMsgQueueQuota = 128
+defaultMsgQueueQuota = 4
 
 defaultStateTailSize :: Int
 defaultStateTailSize = 512