diff --git a/creational/main.go b/creational/main.go
index e87e110..e9cbce2 100644
--- a/creational/main.go
+++ b/creational/main.go
@@ -3,7 +3,7 @@ package main
 import (
 	"fmt"
 
-	"github.com/jianhan/go-patterns/creational/singleton"
+	"github.com/crazybber/go-patterns/creational/singleton"
 )
 
 func main() {
diff --git a/playground/mocklib/robot_test.go b/playground/mocklib/robot_test.go
index d02385e..8a678f0 100644
--- a/playground/mocklib/robot_test.go
+++ b/playground/mocklib/robot_test.go
@@ -1,8 +1,9 @@
 package mocklib
 
 import (
-	"github.com/weichou1229/go-patterns/playground/mocklib/mocks"
 	"testing"
+
+	"github.com/crazybber/go-patterns/playground/mocklib/mocks"
 )
 
 func TestStartRobots(t *testing.T) {
diff --git a/playground/singleton/main.go b/playground/singleton/main.go
index a1ec7ad..9b07c76 100644
--- a/playground/singleton/main.go
+++ b/playground/singleton/main.go
@@ -1,7 +1,7 @@
 package main
 
 import (
-	"github.com/weichou1229/go-patterns/playground/singleton/internal"
+	"github.com/crazybber/go-patterns/playground/singleton/internal"
 )
 
 func main() {