diff --git a/options.go b/options.go
index 1edc963c..e92e11c5 100644
--- a/options.go
+++ b/options.go
@@ -84,7 +84,7 @@ func (opt *Options) init() {
 		}
 	}
 	if opt.PoolSize == 0 {
-		opt.PoolSize = 10
+		opt.PoolSize = 100
 	}
 	if opt.DialTimeout == 0 {
 		opt.DialTimeout = 5 * time.Second