diff --git a/samples/edge.go b/samples/edge.go
index 2080670..f7a157e 100644
--- a/samples/edge.go
+++ b/samples/edge.go
@@ -8,7 +8,7 @@ import (
 	"fmt"
 	"os"
 
-	"github.com/lazywei/go-opencv"
+	"github.com/lazywei/go-opencv/opencv"
 )
 
 func main() {
diff --git a/samples/hellocv.go b/samples/hellocv.go
index 0b87e56..cccbf28 100644
--- a/samples/hellocv.go
+++ b/samples/hellocv.go
@@ -8,7 +8,7 @@ import (
 	"fmt"
 	"os"
 
-	"github.com/lazywei/go-opencv"
+	"github.com/lazywei/go-opencv/opencv"
 )
 
 func main() {
diff --git a/samples/inpaint.go b/samples/inpaint.go
index a6eac14..af34496 100644
--- a/samples/inpaint.go
+++ b/samples/inpaint.go
@@ -8,7 +8,7 @@ import (
 	"fmt"
 	"os"
 
-	"github.com/lazywei/go-opencv"
+	"github.com/lazywei/go-opencv/opencv"
 )
 
 func main() {
diff --git a/samples/player.go b/samples/player.go
index f81b183..25761b5 100644
--- a/samples/player.go
+++ b/samples/player.go
@@ -8,7 +8,7 @@ import (
 	"fmt"
 	"os"
 
-	"github.com/lazywei/go-opencv"
+	"github.com/lazywei/go-opencv/opencv"
 )
 
 func main() {