diff --git a/contrib/registry/polaris/polaris_z_test.go b/contrib/registry/polaris/polaris_z_test.go
index e7479223e..3062f5785 100644
--- a/contrib/registry/polaris/polaris_z_test.go
+++ b/contrib/registry/polaris/polaris_z_test.go
@@ -657,7 +657,7 @@ func TestService_GetPrefix(t *testing.T) {
 	}
 }
 
-// TestService_GetName Test GetName
+// TestService_GetKey Test GetKey
 func TestService_GetKey(t *testing.T) {
 	type fields struct {
 		Service gsvc.Service
diff --git a/net/gclient/gclient_z_example_test.go b/net/gclient/gclient_z_example_test.go
index 2bdeca5a2..48e63c505 100644
--- a/net/gclient/gclient_z_example_test.go
+++ b/net/gclient/gclient_z_example_test.go
@@ -581,7 +581,7 @@ func ExampleClient_SetProxy() {
 	// true
 }
 
-// ExampleClientChain_Proxy a chain version of example for `gclient.Client.Proxy` method.
+// ExampleClient_Proxy a chain version of example for `gclient.Client.Proxy` method.
 // please prepare two proxy server before running this example.
 // http proxy server listening on `127.0.0.1:1081`
 // socks5 proxy server listening on `127.0.0.1:1080`
diff --git a/os/glog/glog_logger.go b/os/glog/glog_logger.go
index b2484553e..9377fb8c5 100644
--- a/os/glog/glog_logger.go
+++ b/os/glog/glog_logger.go
@@ -358,7 +358,7 @@ func (l *Logger) printStd(ctx context.Context, level int, values ...interface{})
 	l.print(ctx, level, "", values...)
 }
 
-// printStd prints content `s` with stack check.
+// printErr prints content `s` with stack check.
 func (l *Logger) printErr(ctx context.Context, level int, values ...interface{}) {
 	var stack string
 	if l.config.StStatus == 1 {