diff --git a/cli/command/plugin/client_test.go b/cli/command/plugin/client_test.go
index 8eaf06896d..4b6901b145 100644
--- a/cli/command/plugin/client_test.go
+++ b/cli/command/plugin/client_test.go
@@ -73,11 +73,11 @@ func (c *fakeClient) PluginInspectWithRaw(_ context.Context, name string) (*type
 	return nil, nil, nil
 }
 
-func (c *fakeClient) Info(context.Context) (system.Info, error) {
+func (*fakeClient) Info(context.Context) (system.Info, error) {
 	return system.Info{}, nil
 }
 
-func (c *fakeClient) PluginUpgrade(ctx context.Context, name string, options types.PluginInstallOptions) (io.ReadCloser, error) {
+func (c *fakeClient) PluginUpgrade(_ context.Context, name string, options types.PluginInstallOptions) (io.ReadCloser, error) {
 	if c.pluginUpgradeFunc != nil {
 		return c.pluginUpgradeFunc(name, options)
 	}
diff --git a/cli/command/service/progress/progress.go b/cli/command/service/progress/progress.go
index edfabbd40d..443bf67fee 100644
--- a/cli/command/service/progress/progress.go
+++ b/cli/command/service/progress/progress.go
@@ -349,7 +349,7 @@ func (u *replicatedProgressUpdater) update(service swarm.Service, tasks []swarm.
 	return running == replicas, nil
 }
 
-func (u *replicatedProgressUpdater) tasksBySlot(tasks []swarm.Task, activeNodes map[string]struct{}) map[int]swarm.Task {
+func (*replicatedProgressUpdater) tasksBySlot(tasks []swarm.Task, activeNodes map[string]struct{}) map[int]swarm.Task {
 	// If there are multiple tasks with the same slot number, favor the one
 	// with the *lowest* desired state. This can happen in restart
 	// scenarios.
@@ -470,7 +470,7 @@ func (u *globalProgressUpdater) update(_ swarm.Service, tasks []swarm.Task, acti
 	return running == nodeCount, nil
 }
 
-func (u *globalProgressUpdater) tasksByNode(tasks []swarm.Task) map[string]swarm.Task {
+func (*globalProgressUpdater) tasksByNode(tasks []swarm.Task) map[string]swarm.Task {
 	// If there are multiple tasks with the same node ID, favor the one
 	// with the *lowest* desired state. This can happen in restart
 	// scenarios.