diff --git a/signal/server.go b/signal/server.go
index 5389f1a..689296f 100644
--- a/signal/server.go
+++ b/signal/server.go
@@ -79,6 +79,9 @@ func (s *Server) Start(ctx context.Context) error {
 		case sig := <-ch:
 			if hs, ok := handlers[sig]; ok {
 				for _, h := range hs {
+					// Fix variable overwritten in lower version of go
+					var h = h //nolint:gofumpt
+
 					// if Support AsyncFeature
 					if async, ok := h.(AsyncFeature); ok && async.Async() {
 						go s.handle(sig, h)