diff --git a/options.go b/options.go
index 56eab535..651d0d4f 100644
--- a/options.go
+++ b/options.go
@@ -110,7 +110,7 @@ type Options struct {
 	// Expired connections may be closed lazily before reuse.
 	// If d <= 0, connections are not closed due to a connection's idle time.
 	//
-	// Default is 5 minutes. -1 disables idle timeout check.
+	// Default is 30 minutes. -1 disables idle timeout check.
 	ConnMaxIdleTime time.Duration
 	// ConnMaxLifetime is the maximum amount of time a connection may be reused.
 	//