diff --git a/install.ps1 b/install.ps1
index bace686..44c4caa 100644
--- a/install.ps1
+++ b/install.ps1
@@ -53,8 +53,10 @@ if ($isRelease)
 
 # Add program to PATH for cli application
 $userpath = [System.Environment]::GetEnvironmentVariable("PATH", "User")
-$userpath = $userpath + ";$programPath"
-[System.Environment]::SetEnvironmentVariable("PATH", $userpath, "User")
+if ($userpath.Split(";") -notcontains $programPath) {
+        $userpath = $userpath + ";$programPath"
+        [System.Environment]::SetEnvironmentVariable("PATH", $userpath, "User")
+}
 
 # Create Startmenu Shortcut
 Write-Host "Creating shortcuts for easy access..." -ForegroundColor Cyan