diff --git a/tests/go/test_btreelevelcount.go b/tests/go/test_btreelevelcount.go
index 62426c4ef..e70b4a7bb 100644
--- a/tests/go/test_btreelevelcount.go
+++ b/tests/go/test_btreelevelcount.go
@@ -3,10 +3,10 @@ package main
 import (
 	"reflect"
 
+	"github.com/01-edu/z01"
+
 	correct "./correct"
 	student "./student"
-
-	"github.com/01-edu/z01"
 )
 
 func errorMessage_level(fn interface{}, root, a *correct.TreeNode, b *student.TreeNode) {
diff --git a/tests/go/test_btreemax.go b/tests/go/test_btreemax.go
index 69a204923..ab03246b8 100644
--- a/tests/go/test_btreemax.go
+++ b/tests/go/test_btreemax.go
@@ -3,10 +3,10 @@ package main
 import (
 	"reflect"
 
+	"github.com/01-edu/z01"
+
 	correct "./correct"
 	student "./student"
-
-	"github.com/01-edu/z01"
 )
 
 func errorMessage_max(fn interface{}, root, a *correct.TreeNode, b *student.TreeNode) {
diff --git a/tests/go/test_btreemin.go b/tests/go/test_btreemin.go
index 262c94b24..40a6d8fb2 100644
--- a/tests/go/test_btreemin.go
+++ b/tests/go/test_btreemin.go
@@ -3,10 +3,10 @@ package main
 import (
 	"reflect"
 
+	"github.com/01-edu/z01"
+
 	correct "./correct"
 	student "./student"
-
-	"github.com/01-edu/z01"
 )
 
 func errorMessage_min(fn interface{}, root, a *correct.TreeNode, b *student.TreeNode) {
diff --git a/tests/go/test_pointone.go b/tests/go/test_pointone.go
index e221bef8f..7fc590e2d 100644
--- a/tests/go/test_pointone.go
+++ b/tests/go/test_pointone.go
@@ -1,9 +1,9 @@
 package main
 
 import (
-	student "./student"
-
 	"github.com/01-edu/z01"
+
+	student "./student"
 )
 
 func main() {
diff --git a/tests/go/test_ultimatedivmod.go b/tests/go/test_ultimatedivmod.go
index 285379e30..f7d197667 100644
--- a/tests/go/test_ultimatedivmod.go
+++ b/tests/go/test_ultimatedivmod.go
@@ -1,8 +1,9 @@
 package main
 
 import (
-	student "./student"
 	"github.com/01-edu/z01"
+
+	student "./student"
 )
 
 func main() {
diff --git a/tests/go/test_ultimatepointone.go b/tests/go/test_ultimatepointone.go
index 5dc4c1ec8..499abc21b 100644
--- a/tests/go/test_ultimatepointone.go
+++ b/tests/go/test_ultimatepointone.go
@@ -1,8 +1,9 @@
 package main
 
 import (
-	student "./student"
 	"github.com/01-edu/z01"
+
+	student "./student"
 )
 
 func main() {