diff --git a/scripts/install.ps1 b/scripts/install.ps1
index 0b09224..bc8527d 100644
--- a/scripts/install.ps1
+++ b/scripts/install.ps1
@@ -138,5 +138,5 @@ Write-Host "No configuration found. Launching setup wizard..."
 Write-Host ""
 
 Push-Location $InstallDir
-& .\ostp.exe --setup
+& .\ostp.exe setup
 Pop-Location
diff --git a/scripts/install.sh b/scripts/install.sh
index 33c89ee..8c27aae 100644
--- a/scripts/install.sh
+++ b/scripts/install.sh
@@ -238,4 +238,4 @@ echo "No configuration found. Launching setup wizard..."
 echo ""
 
 cd "$INSTALL_DIR"
-exec ./ostp --setup --config "$CONFIG_FILE"
+exec ./ostp setup --config "$CONFIG_FILE"