diff --git a/windows_to_go.ps1 b/windows_to_go.ps1
index d46d463..699a3b6 100644
--- a/windows_to_go.ps1
+++ b/windows_to_go.ps1
@@ -6,25 +6,25 @@ Disable-UAC
 $ConfirmPreference = "None"
 
 # Common dependencies
-choco install -y dotnet3.5
+choco upgrade -y dotnet3.5
 
 # Drivers
-choco install -y nvidia-display-driver --version=425.31 --params "'/HDAudio'" # Latest version supporting the 670MX
+choco upgrade -y nvidia-display-driver --version=425.31 --params "'/HDAudio'" # Latest version supporting the 670MX
 
 # Utilities
-choco install -y 7zip.install
-choco install -y k-litecodecpackbasic
+choco upgrade -y 7zip.install
+choco upgrade -y k-litecodecpackbasic
 
 # Browser
-choco install -y firefox --params "/l:en-US /NoTaskbarShortcut /NoDesktopShortcut"
-choco install -y setdefaultbrowser
+choco upgrade -y firefox --params "/l:en-US /NoTaskbarShortcut /NoDesktopShortcut"
+choco upgrade -y setdefaultbrowser
 SetDefaultBrowser HKLM Firefox-308046B0AF4A39CB
 
 # Chat
-choco install -y discord
+choco upgrade -y discord
 
 # Games
-choco install -y leagueoflegendseuw --ignore-checksum
+choco upgrade -y leagueoflegendseuw --ignore-checksum
 
 # Install Microsoft updates
 Enable-MicrosoftUpdate