diff --git a/graph.go b/graph.go
index 853f8c736b..21d9d9407c 100644
--- a/graph.go
+++ b/graph.go
@@ -2,6 +2,7 @@ package docker
 
 import (
 	"fmt"
+	"io"
 	"io/ioutil"
 	"net/http"
 	"os"
diff --git a/registry.go b/registry.go
index 72379dd3dd..1028d72725 100644
--- a/registry.go
+++ b/registry.go
@@ -9,7 +9,6 @@ import (
 	"io"
 	"io/ioutil"
 	"net/http"
-	"os"
 	"path"
 	"strings"
 )