diff --git a/cmd/kubeadm/app/cmd/upgrade/plan.go b/cmd/kubeadm/app/cmd/upgrade/plan.go
index 4f9a9186d0d..e695565ccf4 100644
--- a/cmd/kubeadm/app/cmd/upgrade/plan.go
+++ b/cmd/kubeadm/app/cmd/upgrade/plan.go
@@ -122,7 +122,7 @@ func printAvailableUpgrades(upgrades []upgrade.Upgrade, w io.Writer) {
 		fmt.Fprintln(w, "")
 
 		if upgrade.Before.KubeadmVersion != upgrade.After.KubeadmVersion {
-			fmt.Fprintf(w, "Note: Before you do can perform this upgrade, you have to update kubeadm to %s\n", upgrade.After.KubeadmVersion)
+			fmt.Fprintf(w, "Note: Before you can perform this upgrade, you have to update kubeadm to %s\n", upgrade.After.KubeadmVersion)
 			fmt.Fprintln(w, "")
 		}
 
diff --git a/cmd/kubeadm/app/cmd/upgrade/plan_test.go b/cmd/kubeadm/app/cmd/upgrade/plan_test.go
index 49f6a7415de..3e0dc30b9f7 100644
--- a/cmd/kubeadm/app/cmd/upgrade/plan_test.go
+++ b/cmd/kubeadm/app/cmd/upgrade/plan_test.go
@@ -106,7 +106,7 @@ You can now apply the upgrade by executing the following command:
 
 	kubeadm upgrade apply v1.7.3
 
-Note: Before you do can perform this upgrade, you have to update kubeadm to v1.7.3
+Note: Before you can perform this upgrade, you have to update kubeadm to v1.7.3
 
 _____________________________________________________________________
 
@@ -223,7 +223,7 @@ You can now apply the upgrade by executing the following command:
 
 	kubeadm upgrade apply v1.8.2
 
-Note: Before you do can perform this upgrade, you have to update kubeadm to v1.8.2
+Note: Before you can perform this upgrade, you have to update kubeadm to v1.8.2
 
 _____________________________________________________________________
 
@@ -265,7 +265,7 @@ You can now apply the upgrade by executing the following command:
 
 	kubeadm upgrade apply v1.8.0-beta.1
 
-Note: Before you do can perform this upgrade, you have to update kubeadm to v1.8.0-beta.1
+Note: Before you can perform this upgrade, you have to update kubeadm to v1.8.0-beta.1
 
 _____________________________________________________________________
 
@@ -307,7 +307,7 @@ You can now apply the upgrade by executing the following command:
 
 	kubeadm upgrade apply v1.8.0-rc.1
 
-Note: Before you do can perform this upgrade, you have to update kubeadm to v1.8.0-rc.1
+Note: Before you can perform this upgrade, you have to update kubeadm to v1.8.0-rc.1
 
 _____________________________________________________________________