diff --git a/build/templates/backend/config/bitcoin.conf b/build/templates/backend/config/bitcoin.conf
index d10eed88..23ca52bc 100644
--- a/build/templates/backend/config/bitcoin.conf
+++ b/build/templates/backend/config/bitcoin.conf
@@ -10,7 +10,8 @@ zmqpubhashtx={{template "IPC.MessageQueueBindingTemplate" .}}
 zmqpubhashblock={{template "IPC.MessageQueueBindingTemplate" .}}
 
 rpcworkqueue=1100
-maxmempool=2000
+maxmempool=4096
+mempoolexpiry=8760
 dbcache=1000
 
 {{- if .Backend.AdditionalParams}}