diff --git a/src/common/helper.js b/src/common/helper.js
index 7de1d55..e14934d 100644
--- a/src/common/helper.js
+++ b/src/common/helper.js
@@ -19,7 +19,7 @@ let busApiClient
 
 const driver = neo4j.driver(config.GRAPH_DB_URI, neo4j.auth.basic(config.GRAPH_DB_USER, config.GRAPH_DB_PASSWORD), {
   maxConnectionLifetime: 3 * 60 * 60 * 1000,
-  maxConnectionPoolSize: 35,
+  maxConnectionPoolSize: 75,
   connectionAcquisitionTimeout: 240000
 })