diff --git a/docs/book/src/cronjob-tutorial/testdata/project/cmd/main.go b/docs/book/src/cronjob-tutorial/testdata/project/cmd/main.go
index 47916012091..d39ea1afb8b 100644
--- a/docs/book/src/cronjob-tutorial/testdata/project/cmd/main.go
+++ b/docs/book/src/cronjob-tutorial/testdata/project/cmd/main.go
@@ -77,7 +77,7 @@ func main() {
 	var secureMetrics bool
 	var enableHTTP2 bool
 	flag.StringVar(&metricsAddr, "metrics-bind-address", "0", "The address the metric endpoint binds to. "+
-		"Use the port :8080. If not set, it will be '0 in order to disable the metrics server")
+		"Use the port :8080. If not set, it will be 0 in order to disable the metrics server")
 	flag.StringVar(&probeAddr, "health-probe-bind-address", ":8081", "The address the probe endpoint binds to.")
 	flag.BoolVar(&enableLeaderElection, "leader-elect", false,
 		"Enable leader election for controller manager. "+
diff --git a/docs/book/src/getting-started/testdata/project/cmd/main.go b/docs/book/src/getting-started/testdata/project/cmd/main.go
index 4080fea876f..89932bb720b 100644
--- a/docs/book/src/getting-started/testdata/project/cmd/main.go
+++ b/docs/book/src/getting-started/testdata/project/cmd/main.go
@@ -58,7 +58,7 @@ func main() {
 	var secureMetrics bool
 	var enableHTTP2 bool
 	flag.StringVar(&metricsAddr, "metrics-bind-address", "0", "The address the metric endpoint binds to. "+
-		"Use the port :8080. If not set, it will be '0 in order to disable the metrics server")
+		"Use the port :8080. If not set, it will be 0 in order to disable the metrics server")
 	flag.StringVar(&probeAddr, "health-probe-bind-address", ":8081", "The address the probe endpoint binds to.")
 	flag.BoolVar(&enableLeaderElection, "leader-elect", false,
 		"Enable leader election for controller manager. "+
diff --git a/pkg/plugins/golang/v4/scaffolds/internal/templates/main.go b/pkg/plugins/golang/v4/scaffolds/internal/templates/main.go
index e645a7833ce..78771892525 100644
--- a/pkg/plugins/golang/v4/scaffolds/internal/templates/main.go
+++ b/pkg/plugins/golang/v4/scaffolds/internal/templates/main.go
@@ -223,7 +223,7 @@ func main() {
 	var secureMetrics bool
 	var enableHTTP2 bool
 	flag.StringVar(&metricsAddr, "metrics-bind-address", "0", "The address the metric endpoint binds to. " +
-		"Use the port :8080. If not set, it will be '0 in order to disable the metrics server")
+		"Use the port :8080. If not set, it will be 0 in order to disable the metrics server")
 	flag.StringVar(&probeAddr, "health-probe-bind-address", ":8081", "The address the probe endpoint binds to.")
 	flag.BoolVar(&enableLeaderElection, "leader-elect", false,
 		"Enable leader election for controller manager. " +
diff --git a/testdata/project-v4-multigroup-with-deploy-image/cmd/main.go b/testdata/project-v4-multigroup-with-deploy-image/cmd/main.go
index ca4f395ce28..a3b0cbca4dc 100644
--- a/testdata/project-v4-multigroup-with-deploy-image/cmd/main.go
+++ b/testdata/project-v4-multigroup-with-deploy-image/cmd/main.go
@@ -83,7 +83,7 @@ func main() {
 	var secureMetrics bool
 	var enableHTTP2 bool
 	flag.StringVar(&metricsAddr, "metrics-bind-address", "0", "The address the metric endpoint binds to. "+
-		"Use the port :8080. If not set, it will be '0 in order to disable the metrics server")
+		"Use the port :8080. If not set, it will be 0 in order to disable the metrics server")
 	flag.StringVar(&probeAddr, "health-probe-bind-address", ":8081", "The address the probe endpoint binds to.")
 	flag.BoolVar(&enableLeaderElection, "leader-elect", false,
 		"Enable leader election for controller manager. "+
diff --git a/testdata/project-v4-multigroup/cmd/main.go b/testdata/project-v4-multigroup/cmd/main.go
index d52dc885d69..20feead9a22 100644
--- a/testdata/project-v4-multigroup/cmd/main.go
+++ b/testdata/project-v4-multigroup/cmd/main.go
@@ -83,7 +83,7 @@ func main() {
 	var secureMetrics bool
 	var enableHTTP2 bool
 	flag.StringVar(&metricsAddr, "metrics-bind-address", "0", "The address the metric endpoint binds to. "+
-		"Use the port :8080. If not set, it will be '0 in order to disable the metrics server")
+		"Use the port :8080. If not set, it will be 0 in order to disable the metrics server")
 	flag.StringVar(&probeAddr, "health-probe-bind-address", ":8081", "The address the probe endpoint binds to.")
 	flag.BoolVar(&enableLeaderElection, "leader-elect", false,
 		"Enable leader election for controller manager. "+
diff --git a/testdata/project-v4-with-deploy-image/cmd/main.go b/testdata/project-v4-with-deploy-image/cmd/main.go
index 69c4e59787e..9c987581268 100644
--- a/testdata/project-v4-with-deploy-image/cmd/main.go
+++ b/testdata/project-v4-with-deploy-image/cmd/main.go
@@ -58,7 +58,7 @@ func main() {
 	var secureMetrics bool
 	var enableHTTP2 bool
 	flag.StringVar(&metricsAddr, "metrics-bind-address", "0", "The address the metric endpoint binds to. "+
-		"Use the port :8080. If not set, it will be '0 in order to disable the metrics server")
+		"Use the port :8080. If not set, it will be 0 in order to disable the metrics server")
 	flag.StringVar(&probeAddr, "health-probe-bind-address", ":8081", "The address the probe endpoint binds to.")
 	flag.BoolVar(&enableLeaderElection, "leader-elect", false,
 		"Enable leader election for controller manager. "+
diff --git a/testdata/project-v4-with-grafana/cmd/main.go b/testdata/project-v4-with-grafana/cmd/main.go
index 0be97f24e67..b2f05a25fcb 100644
--- a/testdata/project-v4-with-grafana/cmd/main.go
+++ b/testdata/project-v4-with-grafana/cmd/main.go
@@ -54,7 +54,7 @@ func main() {
 	var secureMetrics bool
 	var enableHTTP2 bool
 	flag.StringVar(&metricsAddr, "metrics-bind-address", "0", "The address the metric endpoint binds to. "+
-		"Use the port :8080. If not set, it will be '0 in order to disable the metrics server")
+		"Use the port :8080. If not set, it will be 0 in order to disable the metrics server")
 	flag.StringVar(&probeAddr, "health-probe-bind-address", ":8081", "The address the probe endpoint binds to.")
 	flag.BoolVar(&enableLeaderElection, "leader-elect", false,
 		"Enable leader election for controller manager. "+
diff --git a/testdata/project-v4/cmd/main.go b/testdata/project-v4/cmd/main.go
index cf3ed516747..572de1aee51 100644
--- a/testdata/project-v4/cmd/main.go
+++ b/testdata/project-v4/cmd/main.go
@@ -58,7 +58,7 @@ func main() {
 	var secureMetrics bool
 	var enableHTTP2 bool
 	flag.StringVar(&metricsAddr, "metrics-bind-address", "0", "The address the metric endpoint binds to. "+
-		"Use the port :8080. If not set, it will be '0 in order to disable the metrics server")
+		"Use the port :8080. If not set, it will be 0 in order to disable the metrics server")
 	flag.StringVar(&probeAddr, "health-probe-bind-address", ":8081", "The address the probe endpoint binds to.")
 	flag.BoolVar(&enableLeaderElection, "leader-elect", false,
 		"Enable leader election for controller manager. "+