diff --git a/handler.go b/handler.go
index ed5f029..0ea9056 100644
--- a/handler.go
+++ b/handler.go
@@ -156,6 +156,8 @@ func makeHandler(sc ServerConfig) *handler {
 		paramDecoders:  sc.paramDecoders,
 
 		maxRequestSize: sc.maxRequestSize,
+
+		tracer: sc.tracer,
 	}
 }