diff --git a/cmd/kubeadm/app/cmd/join.go b/cmd/kubeadm/app/cmd/join.go
index dd2c23b2681..d957c32fa24 100644
--- a/cmd/kubeadm/app/cmd/join.go
+++ b/cmd/kubeadm/app/cmd/join.go
@@ -122,7 +122,7 @@ func NewCmdJoin(out io.Writer) *cobra.Command {
 
 	cmd.PersistentFlags().BoolVar(
 		&skipPreFlight, "skip-preflight-checks", false,
-		"skip preflight checks normally run before modifying the system",
+		"Skip preflight checks normally run before modifying the system",
 	)
 
 	return cmd