diff --git a/powershell/Winget-Remove-BuiltInApps.ps1 b/powershell/Winget-Remove-BuiltInApps.ps1
index 4dd6c45..900f3b6 100644
--- a/powershell/Winget-Remove-BuiltInApps.ps1
+++ b/powershell/Winget-Remove-BuiltInApps.ps1
@@ -90,7 +90,7 @@ $Packages = @(
 foreach ($Package in $Packages) {
     Write-Host "Uninstalling: $Package" -ForegroundColor Cyan
 
-    winget uninstall --name "$Package" --silent --accept-source-agreements --nowarn
+    winget uninstall --name "$Package" --source winget --silent --accept-source-agreements --nowarn
 
     if ($LASTEXITCODE -eq 0) {
         Write-Host "$Package successfully uninstalled" -ForegroundColor Green
diff --git a/powershell/libres-softwares-install.ps1 b/powershell/libres-softwares-install.ps1
index 7724be0..108cfec 100644
--- a/powershell/libres-softwares-install.ps1
+++ b/powershell/libres-softwares-install.ps1
@@ -429,7 +429,7 @@ foreach ($logiciel in $logicielsAInstaller) {
             $reussites++
             $resultats += @{Logiciel = $logiciel.Nom; Statut = "Succes"}
         } else {
-            $process = Start-Process -FilePath "winget" -ArgumentList "install", "--id", $logiciel.ID, "--silent", "--accept-source-agreements", "--accept-package-agreements" -NoNewWindow -Wait -PassThru
+            $process = Start-Process -FilePath "winget" -ArgumentList "install", "--id", $logiciel.ID, "--source", "winget", "--silent", "--accept-source-agreements", "--accept-package-agreements" -NoNewWindow -Wait -PassThru
 
             if ($process.ExitCode -eq 0) {
                 Write-Host "OK $($logiciel.Nom) installe avec succes" -ForegroundColor Green