diff --git a/config/default.js b/config/default.js
index 1f772e7..475b33b 100644
--- a/config/default.js
+++ b/config/default.js
@@ -11,9 +11,10 @@ module.exports = {
       ssl: process.env.DATABASE_SSL != null,
     },
     pool: {
-      max: 5,
-      min: 0,
-      idle: 10000,
+      max: process.env.DATABASE_POOL_MAX || 5,
+      min: process.env.DATABASE_POOL_MIN || 0,
+      idle: process.env.DATABASE_POOL_IDLE || 20000,
+      acquire: process.env.DATABASE_POOL_ACQUIRE || 50000,
     },
   },