diff --git a/lbry/wallet/server/leveldb.py b/lbry/wallet/server/leveldb.py
index 542f7d61f..8f9cff42e 100644
--- a/lbry/wallet/server/leveldb.py
+++ b/lbry/wallet/server/leveldb.py
@@ -93,7 +93,7 @@ class LevelDB:
         self.headers_db = None
         self.tx_db = None
 
-        self._tx_and_merkle_cache = LRUCache(100000, metric_name='tx_and_merkle', namespace="wallet_server")
+        self._tx_and_merkle_cache = LRUCache(2**17, metric_name='tx_and_merkle', namespace="wallet_server")
         self.total_transactions = None
 
     async def _read_tx_counts(self):
diff --git a/lbry/wallet/server/session.py b/lbry/wallet/server/session.py
index 1436492eb..8d9f58f92 100644
--- a/lbry/wallet/server/session.py
+++ b/lbry/wallet/server/session.py
@@ -810,8 +810,8 @@ class LBRYSessionManager(SessionManager):
         if self.env.websocket_host is not None and self.env.websocket_port is not None:
             self.websocket = AdminWebSocket(self)
         self.search_cache = self.bp.search_cache
-        self.search_cache['search'] = LRUCache(10000, metric_name='search', namespace=NAMESPACE)
-        self.search_cache['resolve'] = LRUCache(10000, metric_name='resolve', namespace=NAMESPACE)
+        self.search_cache['search'] = LRUCache(2**14, metric_name='search', namespace=NAMESPACE)
+        self.search_cache['resolve'] = LRUCache(2**16, metric_name='resolve', namespace=NAMESPACE)
 
     async def process_metrics(self):
         while self.running: