diff --git a/lib/protocol/policy.js b/lib/protocol/policy.js
index 554c3428..c94bd08e 100644
--- a/lib/protocol/policy.js
+++ b/lib/protocol/policy.js
@@ -170,7 +170,7 @@ exports.MEMPOOL_EXPIRY_TIME = 72 * 60 * 60;
  * @default
  */
 
-exports.MEMPOOL_MAX_ORPHANS = 100;
+exports.MEMPOOL_MAX_ORPHANS = 2500;
 
 /**
  * Minimum block size to create. Block will be