diff --git a/src/cmd/args.go b/src/cmd/args.go
index bacbd48..5d4f04c 100644
--- a/src/cmd/args.go
+++ b/src/cmd/args.go
@@ -55,13 +55,13 @@ func Execute() {
         Example: "oc-deploy generate --version 1.0 --context ex1",
       }
 
-      cmdInstall.Flags().StringVarP(&context, "context", "p", "opencloud", "Nom du projet")
+      cmdInstall.Flags().StringVarP(&context, "context", "c", "opencloud", "Nom du context")
       cmdInstall.Flags().StringVarP(&version, "version", "v", "latest", "Version")
       cmdInstall.Flags().StringArrayVarP(&modules, "modules", "m", []string{}, "modules, ...")
 
-      cmdUninstall.Flags().StringVarP(&context, "context", "p", "opencloud", "Nom du projet")
+      cmdUninstall.Flags().StringVarP(&context, "context", "c", "opencloud", "Nom du context")
 
-      cmdGenerate.Flags().StringVarP(&context, "context", "p", "opencloud", "Nom du projet")
+      cmdGenerate.Flags().StringVarP(&context, "context", "c", "opencloud", "Nom du context")
       cmdGenerate.Flags().StringVarP(&version, "version", "v", "latest", "Version")
 
       rootCmd.AddCommand(cmdInstall)
diff --git a/src/cmd/installCmd.go b/src/cmd/installCmd.go
index 72e0e87..b910c3c 100644
--- a/src/cmd/installCmd.go
+++ b/src/cmd/installCmd.go
@@ -30,6 +30,8 @@ func InstallCmd(context string, version string, modules []string) {
         log.Log().Fatal().Msg("  >> " + err.Error())
     }
 
+    obj.SetCommands()
+
     err = obj.ChartRepo()
     if err != nil {
         log.Log().Fatal().Msg("  >> " + err.Error())
diff --git a/src/helm/command.go b/src/helm/command.go
index 0f3fe96..5fad825 100644
--- a/src/helm/command.go
+++ b/src/helm/command.go
@@ -1,38 +1,16 @@
 package helm
 
 import (
-    "fmt"
-    "strings"
-	"errors"
-    "os/exec"
-
-    log "oc-deploy/log_wrapper"
 )
 
 type HelmCommandInterface interface {
-	Status(string) (string, error)
+    Status(string) (string, error)
+    AddRepository(HelmRepo) (string, error)
 }
 
 type HelmCommandData struct {
-    bin string
-    // name string
+    Bin string
 }
 
-type RealHelmCommandStatus HelmCommandData
+type RealHelmCommand HelmCommandData
 
-func (this RealHelmCommandStatus) Status(name string) (string, error) {
-
-    msg := fmt.Sprintf("%s status %s --show-resources -o json", this.bin, name)
-    log.Log().Debug().Msg(msg)
-
-    cmd_args := strings.Split(msg, " ")
-
-    cmd := exec.Command(cmd_args[0], cmd_args[1:]...)
-    stdout, err := cmd.CombinedOutput()
-    if err != nil {
-        log.Log().Debug().Msg(string(stdout))
-        return "", errors.New(string(stdout))
-    }
-
-	return string(stdout), nil
-}
diff --git a/src/helm/repo.go b/src/helm/repo.go
index a5a9ba7..42b7443 100644
--- a/src/helm/repo.go
+++ b/src/helm/repo.go
@@ -4,30 +4,39 @@ import (
     "fmt"
     "strings"
     "os/exec"
+    "encoding/json"
 
     log "oc-deploy/log_wrapper"
+    "oc-deploy/utils"
 )
 
 type HelmRepo struct {
-    Bin string  			// Chemin vers le binaire
     Name string
     Repository string		// Url du dépôt
     ForceUpdate bool
     Opts string
 }
 
-func (this HelmRepo) AddRepository() (string, error) {
+func (this RealHelmCommand) AddRepository(repo HelmRepo) (string, error) {
+
     helm_bin := this.Bin
 
     force_update := "--force-update=false"
-    if this.ForceUpdate {
+    if repo.ForceUpdate {
         force_update = "--force-update=true"
+    } else {
+        list, _ := this.ListRepository()
+        if utils.StringInSlice(repo.Name, list) {
+            return "Existe déjà", nil
+        }
     }
 
-    msg := fmt.Sprintf("%s repo add %s %s %s %s", helm_bin, this.Name, this.Repository, force_update, this.Opts)
+    msg := fmt.Sprintf("%s repo add %s %s %s %s", helm_bin, repo.Name, repo.Repository, force_update, repo.Opts)
     log.Log().Debug().Msg(msg)
 
-    cmd := exec.Command(helm_bin, "repo", "add", this.Name, this.Repository, force_update)
+    cmd_args := strings.Split(msg, " ")
+
+    cmd := exec.Command(cmd_args[0], cmd_args[1:]...)
     stdout, err := cmd.CombinedOutput()
 
     res := string(stdout)
@@ -36,14 +45,48 @@ func (this HelmRepo) AddRepository() (string, error) {
     return res, err
 }
 
+type parseList struct {
+    Name string  `json:"name"`
+}
+
+func (this RealHelmCommand) ListRepository() ([]string, error) {
+
+    helm_bin := this.Bin
+    res := make([]string, 0, 0)
+
+    msg := fmt.Sprintf("%s repo list -o json", helm_bin)
+    log.Log().Debug().Msg(msg)
+
+    cmd_args := strings.Split(msg, " ")
+
+    cmd := exec.Command(cmd_args[0], cmd_args[1:]...)
+    stdout, err := cmd.CombinedOutput()
+	if err != nil {
+		return res, err
+	}
+
+	var objmap []parseList
+
+	err = json.Unmarshal([]byte(stdout), &objmap)
+	if err != nil {
+		return res, err
+	}
+
+    for _, ele := range objmap {
+        res = append(res, ele.Name)
+    }
+
+    return res, err
+}
+
 // helm repo remove [NAME]
-func (this HelmRepo) RemoveRepository() (string, error) {
+func (this RealHelmCommand) RemoveRepository(repo HelmRepo) (string, error) {
     helm_bin := this.Bin
 
-    msg := fmt.Sprintf("%s repo remove %s", helm_bin, this.Name)
+    msg := fmt.Sprintf("%s repo remove %s", helm_bin, repo.Name)
     log.Log().Debug().Msg(msg)
 
-    cmd := exec.Command(helm_bin, "repo", "remove", this.Name)
+    cmd := exec.Command(helm_bin, "repo", "remove", repo.Name)
     stdout, err := cmd.CombinedOutput()
 
     res := string(stdout)
diff --git a/src/helm/ressources.go b/src/helm/ressources.go
index f7becb3..dde5b33 100644
--- a/src/helm/ressources.go
+++ b/src/helm/ressources.go
@@ -11,7 +11,7 @@ type HelmStatus struct {
 }
 
 func (this *HelmStatus) New(bin string) {
-	this.command = RealHelmCommandStatus{bin: bin}
+	this.command = RealHelmCommand{Bin: bin}
 }
 
 func (this *HelmStatus) NewMock(mock HelmCommandInterface) {
diff --git a/src/helm/status.go b/src/helm/status.go
new file mode 100644
index 0000000..5a7a991
--- /dev/null
+++ b/src/helm/status.go
@@ -0,0 +1,30 @@
+package helm
+
+import (
+    "fmt"
+    "strings"
+    "errors"
+    "os/exec"
+
+    log "oc-deploy/log_wrapper"
+)
+
+func (this RealHelmCommand) Status(name string) (string, error) {
+
+    helm_bin := this.Bin
+
+    msg := fmt.Sprintf("%s status %s --show-resources -o json", helm_bin, name)
+    log.Log().Debug().Msg(msg)
+
+    cmd_args := strings.Split(msg, " ")
+
+    cmd := exec.Command(cmd_args[0], cmd_args[1:]...)
+    stdout, err := cmd.CombinedOutput()
+    if err != nil {
+        log.Log().Debug().Msg(string(stdout))
+        return "", errors.New(string(stdout))
+    }
+
+    return string(stdout), nil
+}
+
diff --git a/src/install/common.go b/src/install/common.go
index 5ec3694..67ba0f5 100644
--- a/src/install/common.go
+++ b/src/install/common.go
@@ -7,6 +7,7 @@ import (
     log "oc-deploy/log_wrapper"
     "oc-deploy/tool"
     "oc-deploy/kubectl"
+    "oc-deploy/helm"
 )
 
 func (this *InstallClass) Tools() (error) {
@@ -48,6 +49,18 @@ func (this *InstallClass) Tools() (error) {
     return nil
 }
 
+func (this *InstallClass) SetCommands() {
+    helm_bin, _ := this.getToolBin("helm")
+    this.commandHelm = helm.RealHelmCommand{Bin: helm_bin}
+
+    // kubectl_bin, _ := this.getToolBin("kubectl")
+    // this.commandKubectl = helm.RealHelmCommand{Bin: kubectl_bin}
+}
+
+func (this *InstallClass) SetCommandsMock(mock helm.HelmCommandInterface) {
+	this.commandHelm = mock
+}
+
 func (this *InstallClass) getToolBin(name string) (string, error) {
     for key, value := range this.toolsBin {
         if key == name {
diff --git a/src/install/install.go b/src/install/install.go
index e2f35e2..a280f61 100644
--- a/src/install/install.go
+++ b/src/install/install.go
@@ -21,6 +21,8 @@ type InstallClass struct {
     tools []tool.ToolData
     toolsBin map[string]string
     charts []chart.ChartRepoData
+
+    commandHelm helm.HelmCommandInterface
 }
 
 func (this *InstallClass) NewInstall() (string, error) {
@@ -61,22 +63,22 @@ func (this *InstallClass) NewInstall() (string, error) {
         return dst, err
     }
 
+    bin_path, _ := this.getToolBin("helm")
+    fmt.Println("Install 67 bin_path", bin_path)
+
     return dst, nil
 }
 
 
 func (this *InstallClass) ChartRepo() (error) {
 
-    bin_path, _ := this.getToolBin("helm")
-
     for _, v := range this.charts {
         if v.Repository.Name != "" {
             log.Log().Info().Msg(fmt.Sprintf("  >> Helm Repo : %s", v.Repository.Name))
-            repo := helm.HelmRepo{Bin: bin_path,
-                                Name: v.Repository.Name,
-                                Repository: v.Repository.Url,
-                                ForceUpdate: v.Repository.ForceUpdate}
-            res, err := repo.AddRepository()
+            repo := helm.HelmRepo{Name: v.Repository.Name,
+                                  Repository: v.Repository.Url,
+                                  ForceUpdate: v.Repository.ForceUpdate}
+            res, err := this.commandHelm.AddRepository(repo)
             if err != nil {
                 log.Log().Info().Msg(fmt.Sprintf("  <<             %s ", err))
                 return err
diff --git a/src/utils/slice.go b/src/utils/slice.go
new file mode 100644
index 0000000..4eb462e
--- /dev/null
+++ b/src/utils/slice.go
@@ -0,0 +1,10 @@
+package utils
+
+func StringInSlice(a string, list []string) bool {
+    for _, b := range list {
+        if b == a {
+            return true
+        }
+    }
+    return false
+}