diff --git a/src/Makefile b/src/Makefile
index b744a41..e6e6f22 100644
--- a/src/Makefile
+++ b/src/Makefile
@@ -35,6 +35,9 @@ help:
 ${BIN_DIR}/${BIN_NAME}: ${SOURCES} $(OBJS)
 	go build -o ${BIN_DIR}/${BIN_NAME}
 
+get-deps:
+	@go mod tidy
+
 build: ${BIN_DIR}/${BIN_NAME}
 
 run: $(OBJS)
@@ -65,7 +68,6 @@ clean:
 	@test ! -e go.sum || rm go.sum
 	@test ! -e .oc-deploy.log || rm .oc-deploy.log
 	@rm -rf workspace_*
-	@go mod tidy
 
 .PHONY: test
 test:
diff --git a/src/cmd/args.go b/src/cmd/args.go
index fed9fd3..ff7412f 100644
--- a/src/cmd/args.go
+++ b/src/cmd/args.go
@@ -38,7 +38,7 @@ func Execute() {
         Long: `Undeploy`,
         Args: cobra.MaximumNArgs(0),
         Run: func(cmd *cobra.Command, args []string) {
-          UninstallCmd(context, version)
+          UninstallCmd(context)
         },
         Example: "oc-deploy uninstall --context ex1",
       }
diff --git a/src/cmd/installCmd.go b/src/cmd/installCmd.go
index dfcaf4b..750ed4a 100644
--- a/src/cmd/installCmd.go
+++ b/src/cmd/installCmd.go
@@ -4,7 +4,6 @@ import (
     "fmt"
     log "oc-deploy/log_wrapper"
 
-    "oc-deploy/versionOc"
     "oc-deploy/install"
 )
 
@@ -13,20 +12,15 @@ func InstallCmd(context string, version string) {
 
     log.Log().Info().Msg("  << Contexte  : " + context)
 
-    version, err := versionOc.Get(version)
-    log.Log().Info().Msg("  << Version   : " + version)
-    if err != nil {
-        log.Log().Fatal().Msg("  >> " + err.Error())
-    }
-
     workspace := fmt.Sprintf("workspace_%s", context)
     obj := install.InstallClass{Workspace: workspace, Version: version}
 
-    file, err := obj.New()
+    file, err := obj.NewInstall()
     if err != nil {
         log.Log().Fatal().Msg("  >> " + err.Error())
     }
-    log.Log().Info().Msg("  >> Config    : " + file )
+    log.Log().Info().Msg(fmt.Sprintf("  << Version   : %s", obj.Version))
+    log.Log().Info().Msg(fmt.Sprintf("  >> Config    : %s", file))
 
     err = obj.Tools()
     if err != nil {
@@ -43,7 +37,7 @@ func InstallCmd(context string, version string) {
         log.Log().Fatal().Msg("  >> " + err.Error())
     }
 
-    err = obj.Charts()
+    err = obj.InstallCharts()
     if err != nil {
         log.Log().Fatal().Msg("  >> " + err.Error())
     }
diff --git a/src/cmd/uninstallCmd.go b/src/cmd/uninstallCmd.go
index c59753f..c2b6d6a 100644
--- a/src/cmd/uninstallCmd.go
+++ b/src/cmd/uninstallCmd.go
@@ -1,34 +1,43 @@
 package cmd
 
 import (
-    // "fmt"
+    "fmt"
     // "strings"
     // "github.com/spf13/cobra"
 
     log "oc-deploy/log_wrapper"
 
-    "oc-deploy/versionOc"
+    // "oc-deploy/versionOc"
     "oc-deploy/install"
 )
 
-func UninstallCmd(context string, version string) {
-	log.Log().Info().Msg("Install >> ")
+func UninstallCmd(context string) {
+	log.Log().Info().Msg("Unnstall >> ")
 
     log.Log().Info().Msg("  << Contexte  : " + context)
 
-    version, err := versionOc.Get(version)
-    log.Log().Info().Msg("  << Version   : " + version)
+    workspace := fmt.Sprintf("workspace_%s", context)
+    obj := install.InstallClass{Workspace: workspace}
+
+    file, err := obj.NewUninstall()
+    if err != nil {
+        log.Log().Fatal().Msg("  >> " + err.Error())
+    }
+    log.Log().Info().Msg(fmt.Sprintf("  << Version   : %s", obj.Version))
+    log.Log().Info().Msg(fmt.Sprintf("  >> Config    : %s", file))
+
+    err = obj.Tools()
     if err != nil {
         log.Log().Fatal().Msg("  >> " + err.Error())
     }
 
-	obj := install.UninstallClass{Workspace: "workspace_" + context, Version: version}
-	obj.New()
-
-	// fic, err := obj.New()
-	// if err != nil {
-	//   log.Log().Fatal().Msg("  >> " + err.Error())
-	// }
-	// log.Log().Info().Msg("  >> Value : " + fic)
+    err = obj.K8s(context)
+    if err != nil {
+        log.Log().Fatal().Msg("  >> " + err.Error())
+    }
 
+    err = obj.UninstallCharts()
+    if err != nil {
+        log.Log().Fatal().Msg("  >> " + err.Error())
+    }
 }
\ No newline at end of file
diff --git a/src/helm/chart.go b/src/helm/chart.go
index 2201209..8761581 100644
--- a/src/helm/chart.go
+++ b/src/helm/chart.go
@@ -88,6 +88,14 @@ func (this HelmChart) Uninstall() (string, error) {
 
 	log.Log().Info().Msg("  >> Chart : " + this.Name)
 
+	existe, err := this.exists()
+	if err != nil {
+		return "", err
+	}
+    if ! existe {
+        return "Non présent", nil
+    }
+
 	msg := fmt.Sprintf("%s uninstall %s", bin, this.Name)
 	log.Log().Debug().Msg(msg)
 
diff --git a/src/install/common.go b/src/install/common.go
new file mode 100644
index 0000000..737c196
--- /dev/null
+++ b/src/install/common.go
@@ -0,0 +1,90 @@
+package install
+
+import (
+    "fmt"
+    "errors"
+
+    log "oc-deploy/log_wrapper"
+    "oc-deploy/tool"
+    "oc-deploy/kubectl"
+)
+
+func (this *InstallClass) Tools() (error) {
+
+    var mem []tool.ToolClass
+
+    for _, v := range this.tools {
+
+        tool2 := tool.ToolClass{}
+        v.Bin = this.Workspace
+        err := tool2.New(v)
+        if err != nil {
+            return err
+        }
+        mem = append(mem,tool2)
+    }
+
+    this.toolsBin = make(map[string]string)
+
+    for _, p := range mem {
+        data := p.Obj.Get()
+        log.Log().Info().Msg(fmt.Sprintf("  >> Outils    : %s", data.Name))
+        err := p.Locate()
+        if err != nil {
+            log.Log().Info().Msg(fmt.Sprintf("  <<            %s ", err))
+            return err
+        }
+        log.Log().Info().Msg(fmt.Sprintf("  <<             %s ", p.Path))
+        version, err1 := p.Version()
+        if err1 != nil {
+            log.Log().Info().Msg(fmt.Sprintf("  <<             %s ", err1))
+            return err1
+        }
+        log.Log().Info().Msg(fmt.Sprintf("  <<             %s ", version))
+
+        this.toolsBin[data.Name] = p.Path
+    }
+
+    return nil
+}
+
+func (this *InstallClass) getToolBin(name string) (string, error) {
+    for key, value := range this.toolsBin {
+        if key == name {
+            return value, nil
+        }
+    }
+
+    return  "", errors.New("Error")
+}
+
+func (this *InstallClass) K8s(context string) (error) {
+    bin_path, _ := this.getToolBin("kubectl")
+
+    kube := kubectl.KubeContext{Bin: bin_path}
+
+    err := kube.UseContext(context)
+    if err != nil {
+        log.Log().Info().Msg(fmt.Sprintf("  << Kube      : %s ", err))
+        return err
+    }
+
+    currentcontext, namespace, server, err := kube.GetContext()
+    if err != nil {
+        log.Log().Info().Msg(fmt.Sprintf("  << Kube      : %s ", err))
+        return err
+    }
+    log.Log().Info().Msg(fmt.Sprintf("  << Kube      : %s ", currentcontext))
+
+    log.Log().Info().Msg(fmt.Sprintf("  <<           : %s ", namespace))
+    log.Log().Info().Msg(fmt.Sprintf("  <<           : %s ", server))
+
+    err = kube.Check()
+    if err != nil {
+        log.Log().Info().Msg(fmt.Sprintf("  <<           : %s ", err))
+        return err
+    }
+    log.Log().Info().Msg(fmt.Sprintf("  <<           : %s ", "OK"))
+
+    return nil
+}
diff --git a/src/install/install.go b/src/install/install.go
index 4045607..c0838a3 100644
--- a/src/install/install.go
+++ b/src/install/install.go
@@ -2,98 +2,62 @@ package install
 
 import (
     "fmt"
-    "errors"
     "sync"
-    // "time"
+    "os"
 
     log "oc-deploy/log_wrapper"
     "oc-deploy/utils"
     "oc-deploy/tool"
-    "oc-deploy/helm"
     "oc-deploy/chart"
+    "oc-deploy/helm"
     "oc-deploy/kubectl"
+    "oc-deploy/versionOc"
 )
 
 type InstallClass struct {
     Version string
     Workspace string
 
-    versionFile string
+    // versionFile string
     tools []tool.ToolData
     toolsBin map[string]string
     charts []chart.ChartRepoData
 }
 
-func (this *InstallClass) New() (string, error) {
+func (this *InstallClass) NewInstall() (string, error) {
 
     // Extraction du fichier de version
-    log.Log().Debug().Msg("Téléchargement du fichier de version")
-    src := fmt.Sprintf("../offline/oc_%s.yml", this.Version)
     dst := fmt.Sprintf("%s/oc.yml", this.Workspace)
-
-    err := utils.CopyFile(src, dst)
-    if err != nil {
-        return "", err
+    log.Log().Debug().Msg(fmt.Sprintf("Check du fichier de version : %s", dst))
+    if _, err := os.Stat(dst); err == nil {
+        log.Log().Debug().Msg("Existe déjà")
+        version, err := versionOc.GetFromFile(dst)
+        if err != nil {
+            return "", err
+        }
+        this.Version = version
+    } else {
+        log.Log().Debug().Msg("Téléchargement du fichier de version")
+        version, err := versionOc.Get(this.Version)
+        if err != nil {
+            return "", err
+        }
+        src := fmt.Sprintf("../offline/oc_%s.yml", version)
+        err = utils.CopyFile(src, dst)
+        if err != nil {
+            return "", err
+        }
     }
 
     // Lecture du fichier de conf
-    this.versionFile = dst
+    // this.versionFile = dst
 
-    this.tools = tool.FromConfigFile(this.versionFile)
-
-    this.charts = chart.FromConfigFile(this.versionFile)
+    this.tools = tool.FromConfigFile(dst)
+    this.charts = chart.FromConfigFile(dst)
 
     return dst, nil
 }
 
-func (this *InstallClass) Tools() (error) {
-
-    var mem []tool.ToolClass
-
-    for _, v := range this.tools {
-
-        tool2 := tool.ToolClass{}
-        v.Bin = this.Workspace
-        err := tool2.New(v)
-        if err != nil {
-            return err
-        }
-        mem = append(mem,tool2)
-    }
-
-    this.toolsBin = make(map[string]string)
-
-    for _, p := range mem {
-        data := p.Obj.Get()
-        log.Log().Info().Msg(fmt.Sprintf("  >> Outils    : %s", data.Name))
-        err := p.Locate()
-        if err != nil {
-            log.Log().Info().Msg(fmt.Sprintf("  <<            %s ", err))
-            return err
-        }
-        log.Log().Info().Msg(fmt.Sprintf("  <<             %s ", p.Path))
-        version, err1 := p.Version()
-        if err1 != nil {
-            log.Log().Info().Msg(fmt.Sprintf("  <<             %s ", err1))
-            return err1
-        }
-        log.Log().Info().Msg(fmt.Sprintf("  <<             %s ", version))
-
-        this.toolsBin[data.Name] = p.Path
-    }
-
-    return nil
-}
-
-func (this *InstallClass) getToolBin(name string) (string, error) {
-    for key, value := range this.toolsBin {
-        if key == name {
-            return value, nil
-        }
-    }
-
-    return  "", errors.New("Error")
-}
 
 func (this *InstallClass) ChartRepo() (error) {
 
@@ -116,38 +80,8 @@ func (this *InstallClass) ChartRepo() (error) {
     return nil
 }
 
-func (this *InstallClass) K8s(context string) (error) {
-    bin_path, _ := this.getToolBin("kubectl")
 
-    kube := kubectl.KubeContext{Bin: bin_path}
-
-    err := kube.UseContext(context)
-    if err != nil {
-        log.Log().Info().Msg(fmt.Sprintf("  << Kube      : %s ", err))
-        return err
-    }
-
-    currentcontext, namespace, server, err := kube.GetContext()
-    if err != nil {
-        log.Log().Info().Msg(fmt.Sprintf("  << Kube      : %s ", err))
-        return err
-    }
-    log.Log().Info().Msg(fmt.Sprintf("  << Kube      : %s ", currentcontext))
-
-    log.Log().Info().Msg(fmt.Sprintf("  <<           : %s ", namespace))
-    log.Log().Info().Msg(fmt.Sprintf("  <<           : %s ", server))
-
-    err = kube.Check()
-    if err != nil {
-        log.Log().Info().Msg(fmt.Sprintf("  <<           : %s ", err))
-        return err
-    }
-    log.Log().Info().Msg(fmt.Sprintf("  <<           : %s ", "OK"))
-
-    return nil
-}
-
-func (this *InstallClass) Charts() (error) {
+func (this *InstallClass) InstallCharts() (error) {
     helm_bin, _ := this.getToolBin("helm")
     kubectl_bin, _ := this.getToolBin("kubectl")
 
@@ -159,7 +93,7 @@ func (this *InstallClass) Charts() (error) {
 
             go func() {
                 defer wg.Done()
-                this.worker(helm_bin, kubectl_bin, v1)
+                this.installChart(helm_bin, kubectl_bin, v1)
             } ()
             
         }
@@ -168,7 +102,7 @@ func (this *InstallClass) Charts() (error) {
     return nil
 }
 
-func (this *InstallClass) worker(helm_bin string, kubectl_bin string, chart chart.ChartData) {
+func (this *InstallClass) installChart(helm_bin string, kubectl_bin string, chart chart.ChartData) {
 
     log.Log().Info().Msg(fmt.Sprintf("  << Chart     : %s ", chart.Name))
 
@@ -177,7 +111,7 @@ func (this *InstallClass) worker(helm_bin string, kubectl_bin string, chart char
                                 Chart: chart.Chart,
                                 Version: chart.Version,
                                 Workspace: this.Workspace,
-                            	Opts: chart.Opts,
+                                Opts: chart.Opts,
                                 Values: chart.Values,
                                 FileValues: chart.FileValues}
 
diff --git a/src/install/uninstall.go b/src/install/uninstall.go
index d5f24f5..fabfd8f 100644
--- a/src/install/uninstall.go
+++ b/src/install/uninstall.go
@@ -1,18 +1,69 @@
 package install
 
 import (
-    // "fmt"
-    // "os"
-    // "io"
-    // "path/filepath"
-    // log "oc-deploy/log_wrapper"
+    "fmt"
+    "os"
+    "sync"
+
+    log "oc-deploy/log_wrapper"
+    "oc-deploy/versionOc"
+    "oc-deploy/tool"
+    "oc-deploy/chart"
+    "oc-deploy/helm"
 )
 
-type UninstallClass struct {
-    Version string
-    Workspace string
+func (this *InstallClass) NewUninstall() (string, error) {
+   dst := fmt.Sprintf("%s/oc.yml", this.Workspace)
+
+   if _, err := os.Stat(dst); err != nil {
+       return dst, err
+   }
+
+   version, err := versionOc.GetFromFile(dst)
+   if err != nil {
+       return "", err
+   }
+
+   this.Version = version
+
+   // Lecture du fichier de conf
+   this.tools = tool.FromConfigFile(dst)
+   this.charts = chart.FromConfigFile(dst)
+
+   return dst, nil
 }
 
-func (this UninstallClass) New() {
+func (this *InstallClass) UninstallCharts() (error) {
+    helm_bin, _ := this.getToolBin("helm")
+    kubectl_bin, _ := this.getToolBin("kubectl")
 
+    var wg sync.WaitGroup
+
+    for _, v := range this.charts {
+        for _, v1 := range v.Charts {
+            wg.Add(1)
+
+            go func() {
+                defer wg.Done()
+                this.uninstallChart(helm_bin, kubectl_bin, v1)
+            } ()
+        }
+    }
+    wg.Wait()
+    return nil
 }
+
+func (this *InstallClass) uninstallChart(helm_bin string, kubectl_bin string, chart chart.ChartData) {
+
+    log.Log().Info().Msg(fmt.Sprintf("  << Chart     : %s ", chart.Name))
+
+    helmchart := helm.HelmChart{Bin: helm_bin,
+                                Name: chart.Name}
+
+    res, err := helmchart.Uninstall()
+    if err != nil {
+        log.Log().Error().Msg(fmt.Sprintf("  >>              %s %s (%s)", helmchart.Name, "KO", err))
+        return
+    }
+    log.Log().Info().Msg(fmt.Sprintf("  >>             %s (%s)", helmchart.Name, res))
+}
\ No newline at end of file
diff --git a/src/versionOc/versionOc.go b/src/versionOc/versionOc.go
index ae6ee3c..d72962c 100644
--- a/src/versionOc/versionOc.go
+++ b/src/versionOc/versionOc.go
@@ -14,6 +14,25 @@ type versionInput struct {
     Version string  `yaml:"version"`
 }
 
+func GetFromFile(fileversion string) (string, error) {
+    fin, err := os.Open(fileversion)
+    if err != nil {
+        return "", err
+    }
+    defer fin.Close()
+
+    byteValue, err := ioutil.ReadAll(fin)
+    if err != nil {
+        return "", err
+    }
+
+    var objmap versionInput
+
+    yaml.Unmarshal(byteValue, &objmap)
+
+    return objmap.Version, nil
+}
+
 // Get : Retourne la version
 func Get(version string) (string, error) {
 
@@ -50,9 +69,9 @@ func readLatestFile() (string, error) {
         return "", err
     }
 
-	var objmap versionInput
+    var objmap versionInput
 
-	yaml.Unmarshal(byteValue, &objmap)
+    yaml.Unmarshal(byteValue, &objmap)
 
     return objmap.Version, nil
 }
\ No newline at end of file