diff --git a/rest/server_test.go b/rest/server_test.go
index a0b0fbe1f..e090294fc 100644
--- a/rest/server_test.go
+++ b/rest/server_test.go
@@ -92,7 +92,7 @@ Port: 0
 			Path:    "/",
 			Handler: nil,
 		}, WithJwt("thesecret"), WithSignature(SignatureConf{}),
-			WithJwtTransition("preivous", "thenewone"))
+			WithJwtTransition("previous", "thenewone"))
 
 		func() {
 			defer func() {
diff --git a/tools/goctl/model/sql/command/migrationnotes/migrationnotes.go b/tools/goctl/model/sql/command/migrationnotes/migrationnotes.go
index 8de49a590..c04c36ed5 100644
--- a/tools/goctl/model/sql/command/migrationnotes/migrationnotes.go
+++ b/tools/goctl/model/sql/command/migrationnotes/migrationnotes.go
@@ -5,7 +5,7 @@ import (
 	"github.com/zeromicro/go-zero/tools/goctl/util/format"
 )
 
-// BeforeCommands run before comamnd run to show some migration notes
+// BeforeCommands run before command run to show some migration notes
 func BeforeCommands(dir, style string) error {
 	if err := migrateBefore1_3_4(dir, style); err != nil {
 		return err
diff --git a/tools/goctl/pkg/protoc/protoc.go b/tools/goctl/pkg/protoc/protoc.go
index 0db64de9f..089e357bc 100644
--- a/tools/goctl/pkg/protoc/protoc.go
+++ b/tools/goctl/pkg/protoc/protoc.go
@@ -43,7 +43,7 @@ func Install(cacheDir string) (string, error) {
 		case vars.OsLinux:
 			downloadUrl = url[fmt.Sprintf("%s_%d", vars.OsLinux, bit)]
 		default:
-			return "", fmt.Errorf("unsupport OS: %q", goos)
+			return "", fmt.Errorf("unsupported OS: %q", goos)
 		}
 
 		err := downloader.Download(downloadUrl, tempFile)