diff --git a/builder/builder.go b/builder/builder.go
index 0caaed2..5551971 100644
--- a/builder/builder.go
+++ b/builder/builder.go
@@ -463,8 +463,7 @@ func (h *HeighlinerBuilder) queueTmpDirRemoval(tmpDir string, start bool) {
 
 // registerSigIntHandler will delete tmp dirs on ctrl+c
 func (h *HeighlinerBuilder) registerSigIntHandler() {
-	c := make(chan os.Signal)
-	//nolint:govet
+	c := make(chan os.Signal, 1)
 	signal.Notify(c, os.Interrupt, syscall.SIGTERM)
 	go func() {
 		<-c