diff --git a/cobra/cmd/add.go b/cobra/cmd/add.go
index 5cec1d04..c2d82ade 100644
--- a/cobra/cmd/add.go
+++ b/cobra/cmd/add.go
@@ -19,7 +19,7 @@ import (
 	"path/filepath"
 	"unicode"
 
-	"github.com/spf13/cobra"
+	"github.com/OneCloudInc/cobra"
 )
 
 func init() {
@@ -71,7 +71,7 @@ Example: cobra add server -> resulting in a new cmd/server.go`,
 // validateCmdName returns source without any dashes and underscore.
 // If there will be dash or underscore, next letter will be uppered.
 // It supports only ASCII (1-byte character) strings.
-// https://github.com/spf13/cobra/issues/269
+// https://github.com/OneCloudInc/cobra/issues/269
 func validateCmdName(source string) string {
 	i := 0
 	l := len(source)
@@ -130,7 +130,7 @@ package {{.cmdPackage}}
 import (
 	"fmt"
 
-	"github.com/spf13/cobra"
+	"github.com/OneCloudInc/cobra"
 )
 
 {{ printFlagVars .flags }}
diff --git a/cobra/cmd/init.go b/cobra/cmd/init.go
index 9af76f3c..1f3c3ba2 100644
--- a/cobra/cmd/init.go
+++ b/cobra/cmd/init.go
@@ -19,7 +19,7 @@ import (
 	"path"
 	"path/filepath"
 
-	"github.com/spf13/cobra"
+	"github.com/OneCloudInc/cobra"
 	"github.com/spf13/viper"
 )
 
@@ -148,7 +148,7 @@ import (
 	"os"
 {{if .viper}}
 	homedir "github.com/mitchellh/go-homedir"{{end}}
-	"github.com/spf13/cobra"{{if .viper}}
+	"github.com/OneCloudInc/cobra"{{if .viper}}
 	"github.com/spf13/viper"{{end}}
 ){{if .viper}}
 
diff --git a/cobra/cmd/project.go b/cobra/cmd/project.go
index 7ddb8258..32a46648 100644
--- a/cobra/cmd/project.go
+++ b/cobra/cmd/project.go
@@ -114,7 +114,7 @@ func (p *Project) License() License {
 	return p.license
 }
 
-// Name returns the name of project, e.g. "github.com/spf13/cobra"
+// Name returns the name of project, e.g. "github.com/OneCloudInc/cobra"
 func (p Project) Name() string {
 	return p.name
 }
diff --git a/cobra/cmd/project_test.go b/cobra/cmd/project_test.go
index 037f7c55..fe23ba57 100644
--- a/cobra/cmd/project_test.go
+++ b/cobra/cmd/project_test.go
@@ -5,7 +5,7 @@ import (
 )
 
 func TestFindExistingPackage(t *testing.T) {
-	path := findPackage("github.com/spf13/cobra")
+	path := findPackage("github.com/OneCloudInc/cobra")
 	if path == "" {
 		t.Fatal("findPackage didn't find the existing package")
 	}
diff --git a/cobra/cmd/root.go b/cobra/cmd/root.go
index 2220d498..504ffe36 100644
--- a/cobra/cmd/root.go
+++ b/cobra/cmd/root.go
@@ -16,8 +16,8 @@ package cmd
 import (
 	"fmt"
 
+	"github.com/OneCloudInc/cobra"
 	homedir "github.com/mitchellh/go-homedir"
-	"github.com/spf13/cobra"
 	"github.com/spf13/viper"
 )
 
diff --git a/cobra/cmd/testdata/root.go.golden b/cobra/cmd/testdata/root.go.golden
index 015a15b9..2a878fee 100644
--- a/cobra/cmd/testdata/root.go.golden
+++ b/cobra/cmd/testdata/root.go.golden
@@ -18,7 +18,7 @@ import (
 	"fmt"
 	"os"
 
-	"github.com/spf13/cobra"
+	"github.com/OneCloudInc/cobra"
 )
 
 
diff --git a/cobra/cmd/testdata/test.go.golden b/cobra/cmd/testdata/test.go.golden
index 7c365ab6..57d0f079 100644
--- a/cobra/cmd/testdata/test.go.golden
+++ b/cobra/cmd/testdata/test.go.golden
@@ -17,7 +17,7 @@ package cmd
 import (
 	"fmt"
 
-	"github.com/spf13/cobra"
+	"github.com/OneCloudInc/cobra"
 )
 
 
diff --git a/command.go b/command.go
index 7d5ba929..c678063e 100644
--- a/command.go
+++ b/command.go
@@ -1229,7 +1229,7 @@ func (c *Command) IsAvailableCommand() bool {
 // help topic command; additional help topic command is determined by the
 // fact that it is NOT runnable/hidden/deprecated, and has no sub commands that
 // are runnable/hidden/deprecated.
-// Concrete example: https://github.com/spf13/cobra/issues/393#issuecomment-282741924.
+// Concrete example: https://github.com/OneCloudInc/cobra/issues/393#issuecomment-282741924.
 func (c *Command) IsAdditionalHelpTopicCommand() bool {
 	// if a command is runnable, deprecated, or hidden it is not a 'help' command
 	if c.Runnable() || len(c.Deprecated) != 0 || c.Hidden {
diff --git a/command_test.go b/command_test.go
index 6e483a3e..c7c581fe 100644
--- a/command_test.go
+++ b/command_test.go
@@ -805,7 +805,7 @@ func TestHelpFlagExecutedOnChild(t *testing.T) {
 // TestHelpFlagInHelp checks,
 // if '--help' flag is shown in help for child (executing `parent help child`),
 // that has no other flags.
-// Related to https://github.com/spf13/cobra/issues/302.
+// Related to https://github.com/OneCloudInc/cobra/issues/302.
 func TestHelpFlagInHelp(t *testing.T) {
 	parentCmd := &Command{Use: "parent", Run: func(*Command, []string) {}}
 
@@ -1166,7 +1166,7 @@ func TestPersistentHooks(t *testing.T) {
 
 	// TODO: currently PersistenPreRun* defined in parent does not
 	// run if the matchin child subcommand has PersistenPreRun.
-	// If the behavior changes (https://github.com/spf13/cobra/issues/252)
+	// If the behavior changes (https://github.com/OneCloudInc/cobra/issues/252)
 	// this test must be fixed.
 	if parentPersPreArgs != "" {
 		t.Errorf("Expected blank parentPersPreArgs, got %q", parentPersPreArgs)
@@ -1182,7 +1182,7 @@ func TestPersistentHooks(t *testing.T) {
 	}
 	// TODO: currently PersistenPostRun* defined in parent does not
 	// run if the matchin child subcommand has PersistenPostRun.
-	// If the behavior changes (https://github.com/spf13/cobra/issues/252)
+	// If the behavior changes (https://github.com/OneCloudInc/cobra/issues/252)
 	// this test must be fixed.
 	if parentPersPostArgs != "" {
 		t.Errorf("Expected blank parentPersPostArgs, got %q", parentPersPostArgs)
@@ -1205,7 +1205,7 @@ func TestPersistentHooks(t *testing.T) {
 	}
 }
 
-// Related to https://github.com/spf13/cobra/issues/521.
+// Related to https://github.com/OneCloudInc/cobra/issues/521.
 func TestGlobalNormFuncPropagation(t *testing.T) {
 	normFunc := func(f *pflag.FlagSet, name string) pflag.NormalizedName {
 		return pflag.NormalizedName(name)
@@ -1225,7 +1225,7 @@ func TestGlobalNormFuncPropagation(t *testing.T) {
 	}
 }
 
-// Related to https://github.com/spf13/cobra/issues/521.
+// Related to https://github.com/OneCloudInc/cobra/issues/521.
 func TestNormPassedOnLocal(t *testing.T) {
 	toUpper := func(f *pflag.FlagSet, name string) pflag.NormalizedName {
 		return pflag.NormalizedName(strings.ToUpper(name))
@@ -1239,7 +1239,7 @@ func TestNormPassedOnLocal(t *testing.T) {
 	}
 }
 
-// Related to https://github.com/spf13/cobra/issues/521.
+// Related to https://github.com/OneCloudInc/cobra/issues/521.
 func TestNormPassedOnInherited(t *testing.T) {
 	toUpper := func(f *pflag.FlagSet, name string) pflag.NormalizedName {
 		return pflag.NormalizedName(strings.ToUpper(name))
@@ -1267,7 +1267,7 @@ func TestNormPassedOnInherited(t *testing.T) {
 	}
 }
 
-// Related to https://github.com/spf13/cobra/issues/521.
+// Related to https://github.com/OneCloudInc/cobra/issues/521.
 func TestConsistentNormalizedName(t *testing.T) {
 	toUpper := func(f *pflag.FlagSet, name string) pflag.NormalizedName {
 		return pflag.NormalizedName(strings.ToUpper(name))
@@ -1400,7 +1400,7 @@ func TestFlagErrorFunc(t *testing.T) {
 
 // TestSortedFlags checks,
 // if cmd.LocalFlags() is unsorted when cmd.Flags().SortFlags set to false.
-// Related to https://github.com/spf13/cobra/issues/404.
+// Related to https://github.com/OneCloudInc/cobra/issues/404.
 func TestSortedFlags(t *testing.T) {
 	c := &Command{}
 	c.Flags().SortFlags = false
@@ -1426,7 +1426,7 @@ func TestSortedFlags(t *testing.T) {
 // TestMergeCommandLineToFlags checks,
 // if pflag.CommandLine is correctly merged to c.Flags() after first call
 // of c.mergePersistentFlags.
-// Related to https://github.com/spf13/cobra/issues/443.
+// Related to https://github.com/OneCloudInc/cobra/issues/443.
 func TestMergeCommandLineToFlags(t *testing.T) {
 	pflag.Bool("boolflag", false, "")
 	c := &Command{Use: "c", Run: emptyRun}
@@ -1440,7 +1440,7 @@ func TestMergeCommandLineToFlags(t *testing.T) {
 
 // TestUseDeprecatedFlags checks,
 // if cobra.Execute() prints a message, if a deprecated flag is used.
-// Related to https://github.com/spf13/cobra/issues/463.
+// Related to https://github.com/OneCloudInc/cobra/issues/463.
 func TestUseDeprecatedFlags(t *testing.T) {
 	c := &Command{Use: "c", Run: emptyRun}
 	c.Flags().BoolP("deprecated", "d", false, "deprecated flag")
@@ -1555,7 +1555,7 @@ func TestTraverseWithTwoSubcommands(t *testing.T) {
 }
 
 // TestUpdateName checks if c.Name() updates on changed c.Use.
-// Related to https://github.com/spf13/cobra/pull/422#discussion_r143918343.
+// Related to https://github.com/OneCloudInc/cobra/pull/422#discussion_r143918343.
 func TestUpdateName(t *testing.T) {
 	c := &Command{Use: "name xyz"}
 	originalName := c.Name()
diff --git a/doc/cmd_test.go b/doc/cmd_test.go
index d29c577d..d0847567 100644
--- a/doc/cmd_test.go
+++ b/doc/cmd_test.go
@@ -4,7 +4,7 @@ import (
 	"strings"
 	"testing"
 
-	"github.com/spf13/cobra"
+	"github.com/OneCloudInc/cobra"
 )
 
 func emptyRun(*cobra.Command, []string) {}
diff --git a/doc/man_docs.go b/doc/man_docs.go
index 4a062339..87beda7f 100644
--- a/doc/man_docs.go
+++ b/doc/man_docs.go
@@ -24,8 +24,8 @@ import (
 	"strings"
 	"time"
 
+	"github.com/OneCloudInc/cobra"
 	"github.com/cpuguy83/go-md2man/md2man"
-	"github.com/spf13/cobra"
 	"github.com/spf13/pflag"
 )
 
diff --git a/doc/man_docs.md b/doc/man_docs.md
index 3709160f..5caeed33 100644
--- a/doc/man_docs.md
+++ b/doc/man_docs.md
@@ -8,8 +8,8 @@ package main
 import (
 	"log"
 
-	"github.com/spf13/cobra"
-	"github.com/spf13/cobra/doc"
+	"github.com/OneCloudInc/cobra"
+	"github.com/OneCloudInc/cobra/doc"
 )
 
 func main() {
diff --git a/doc/man_docs_test.go b/doc/man_docs_test.go
index 2c400f5d..babf12f1 100644
--- a/doc/man_docs_test.go
+++ b/doc/man_docs_test.go
@@ -10,7 +10,7 @@ import (
 	"strings"
 	"testing"
 
-	"github.com/spf13/cobra"
+	"github.com/OneCloudInc/cobra"
 )
 
 func translate(in string) string {
diff --git a/doc/man_examples_test.go b/doc/man_examples_test.go
index db660426..36fc2cf3 100644
--- a/doc/man_examples_test.go
+++ b/doc/man_examples_test.go
@@ -4,8 +4,8 @@ import (
 	"bytes"
 	"fmt"
 
-	"github.com/spf13/cobra"
-	"github.com/spf13/cobra/doc"
+	"github.com/OneCloudInc/cobra"
+	"github.com/OneCloudInc/cobra/doc"
 )
 
 func ExampleGenManTree() {
diff --git a/doc/md_docs.go b/doc/md_docs.go
index d76f6d5e..9c3648f0 100644
--- a/doc/md_docs.go
+++ b/doc/md_docs.go
@@ -23,7 +23,7 @@ import (
 	"strings"
 	"time"
 
-	"github.com/spf13/cobra"
+	"github.com/OneCloudInc/cobra"
 )
 
 func printOptions(buf *bytes.Buffer, cmd *cobra.Command, name string) error {
diff --git a/doc/md_docs.md b/doc/md_docs.md
index 56ce9fe8..f69bad22 100644
--- a/doc/md_docs.md
+++ b/doc/md_docs.md
@@ -8,8 +8,8 @@ package main
 import (
 	"log"
 
-	"github.com/spf13/cobra"
-	"github.com/spf13/cobra/doc"
+	"github.com/OneCloudInc/cobra"
+	"github.com/OneCloudInc/cobra/doc"
 )
 
 func main() {
@@ -41,7 +41,7 @@ import (
 	"k8s.io/kubernetes/pkg/kubectl/cmd"
 	cmdutil "k8s.io/kubernetes/pkg/kubectl/cmd/util"
 
-	"github.com/spf13/cobra/doc"
+	"github.com/OneCloudInc/cobra/doc"
 )
 
 func main() {
diff --git a/doc/md_docs_test.go b/doc/md_docs_test.go
index c060f32f..bf4b69c2 100644
--- a/doc/md_docs_test.go
+++ b/doc/md_docs_test.go
@@ -7,7 +7,7 @@ import (
 	"path/filepath"
 	"testing"
 
-	"github.com/spf13/cobra"
+	"github.com/OneCloudInc/cobra"
 )
 
 func TestGenMdDoc(t *testing.T) {
diff --git a/doc/rest_docs.go b/doc/rest_docs.go
index 051d8dc8..de531742 100644
--- a/doc/rest_docs.go
+++ b/doc/rest_docs.go
@@ -23,7 +23,7 @@ import (
 	"strings"
 	"time"
 
-	"github.com/spf13/cobra"
+	"github.com/OneCloudInc/cobra"
 )
 
 func printOptionsReST(buf *bytes.Buffer, cmd *cobra.Command, name string) error {
diff --git a/doc/rest_docs.md b/doc/rest_docs.md
index 6098430e..75b89d97 100644
--- a/doc/rest_docs.md
+++ b/doc/rest_docs.md
@@ -8,8 +8,8 @@ package main
 import (
 	"log"
 
-	"github.com/spf13/cobra"
-	"github.com/spf13/cobra/doc"
+	"github.com/OneCloudInc/cobra"
+	"github.com/OneCloudInc/cobra/doc"
 )
 
 func main() {
@@ -41,7 +41,7 @@ import (
 	"k8s.io/kubernetes/pkg/kubectl/cmd"
 	cmdutil "k8s.io/kubernetes/pkg/kubectl/cmd/util"
 
-	"github.com/spf13/cobra/doc"
+	"github.com/OneCloudInc/cobra/doc"
 )
 
 func main() {
diff --git a/doc/rest_docs_test.go b/doc/rest_docs_test.go
index 330a2e5e..deabf64d 100644
--- a/doc/rest_docs_test.go
+++ b/doc/rest_docs_test.go
@@ -7,7 +7,7 @@ import (
 	"path/filepath"
 	"testing"
 
-	"github.com/spf13/cobra"
+	"github.com/OneCloudInc/cobra"
 )
 
 func TestGenRSTDoc(t *testing.T) {
diff --git a/doc/util.go b/doc/util.go
index 8d3dbece..f27e158d 100644
--- a/doc/util.go
+++ b/doc/util.go
@@ -16,7 +16,7 @@ package doc
 import (
 	"strings"
 
-	"github.com/spf13/cobra"
+	"github.com/OneCloudInc/cobra"
 )
 
 // Test to see if we have a reason to print See Also information in docs
diff --git a/doc/yaml_docs.go b/doc/yaml_docs.go
index ea00af07..e9b04df1 100644
--- a/doc/yaml_docs.go
+++ b/doc/yaml_docs.go
@@ -21,7 +21,7 @@ import (
 	"sort"
 	"strings"
 
-	"github.com/spf13/cobra"
+	"github.com/OneCloudInc/cobra"
 	"github.com/spf13/pflag"
 	"gopkg.in/yaml.v2"
 )
diff --git a/doc/yaml_docs.md b/doc/yaml_docs.md
index 1a9b7c6a..f229e034 100644
--- a/doc/yaml_docs.md
+++ b/doc/yaml_docs.md
@@ -8,8 +8,8 @@ package main
 import (
 	"log"
 
-	"github.com/spf13/cobra"
-	"github.com/spf13/cobra/doc"
+	"github.com/OneCloudInc/cobra"
+	"github.com/OneCloudInc/cobra/doc"
 )
 
 func main() {
@@ -41,7 +41,7 @@ import (
 	"k8s.io/kubernetes/pkg/kubectl/cmd"
 	cmdutil "k8s.io/kubernetes/pkg/kubectl/cmd/util"
 
-	"github.com/spf13/cobra/doc"
+	"github.com/OneCloudInc/cobra/doc"
 )
 
 func main() {
diff --git a/doc/yaml_docs_test.go b/doc/yaml_docs_test.go
index c5a63594..db775ef7 100644
--- a/doc/yaml_docs_test.go
+++ b/doc/yaml_docs_test.go
@@ -7,7 +7,7 @@ import (
 	"path/filepath"
 	"testing"
 
-	"github.com/spf13/cobra"
+	"github.com/OneCloudInc/cobra"
 )
 
 func TestGenYamlDoc(t *testing.T) {
diff --git a/go.mod b/go.mod
index 1b7132d6..e782f3c8 100644
--- a/go.mod
+++ b/go.mod
@@ -17,7 +17,6 @@ require (
 	github.com/russross/blackfriday v1.5.2 // indirect
 	github.com/spf13/afero v1.2.1 // indirect
 	github.com/spf13/cast v1.3.0 // indirect
-	github.com/spf13/cobra v0.0.3
 	github.com/spf13/jwalterweatherman v1.0.0 // indirect
 	github.com/spf13/pflag v1.0.3
 	github.com/spf13/viper v1.3.1