diff --git a/cmd/fluxd/main.go b/cmd/fluxd/main.go
index 784c71b87..3c29cd150 100644
--- a/cmd/fluxd/main.go
+++ b/cmd/fluxd/main.go
@@ -332,7 +332,7 @@ func main() {
 	shutdownWg := &sync.WaitGroup{}
 
 	go func() {
-		c := make(chan os.Signal)
+		c := make(chan os.Signal, 1)
 		signal.Notify(c, syscall.SIGINT, syscall.SIGTERM)
 		errc <- fmt.Errorf("%s", <-c)
 	}()
diff --git a/cmd/helm-operator/main.go b/cmd/helm-operator/main.go
index 61910bc29..da4443be7 100644
--- a/cmd/helm-operator/main.go
+++ b/cmd/helm-operator/main.go
@@ -139,7 +139,7 @@ func main() {
 	shutdownWg := &sync.WaitGroup{}
 
 	go func() {
-		c := make(chan os.Signal)
+		c := make(chan os.Signal, 1)
 		signal.Notify(c, syscall.SIGINT, syscall.SIGTERM)
 		errc <- fmt.Errorf("%s", <-c)
 	}()