diff --git a/packages/vdos/tools/chocolateyinstall.ps1 b/packages/vdos/tools/chocolateyinstall.ps1
index ab88d83..19bdb33 100755
--- a/packages/vdos/tools/chocolateyinstall.ps1
+++ b/packages/vdos/tools/chocolateyinstall.ps1
@@ -1,12 +1,12 @@
 # vDOS for Windows
-# 2011-2018 foo.li systeme + software
+# 2011-2020 foo.li systeme + software
 
 # download site has ssl issues, setup is included in package...
 
-# package installs to 'default' location: c:\vDOS 
+# package installs to 'default' location: c:\vDOS
 
 $packageName	= 'vdos'
-$version        = '2018.05.01'
+$version        = '2020.03.01'
 $installerType	= 'exe'
 $scriptPath     =  $(Split-Path $MyInvocation.MyCommand.Path)
 $setupFullPath  = Join-Path $scriptPath 'vDosSetup.exe'
@@ -17,4 +17,4 @@ try {
     Remove-Item $setupFullPath -ErrorAction SilentlyContinue
 } catch {
     throw $_.Exception
-}
\ No newline at end of file
+}
diff --git a/packages/vdos/tools/chocolateyuninstall.ps1 b/packages/vdos/tools/chocolateyuninstall.ps1
index cb36883..d9bd319 100755
--- a/packages/vdos/tools/chocolateyuninstall.ps1
+++ b/packages/vdos/tools/chocolateyuninstall.ps1
@@ -1,17 +1,17 @@
 # vDOS Removal
-# 2011-2018 foo.li systeme + software
+# 2011-2020 foo.li systeme + software
 
 $packageName	= 'vdos'
-$version        = '2018.05.01'
-$vdosPath		= "$env:SystemDrive" + "\vDos"
+$version        = '2020.03.01'
+$vdosPath	= "$env:SystemDrive" + "\vDos"
 
 try {
   if (Test-Path $vdosPath) {
     Write-Host 'removing directory ' $vdosPath
-    Remove-Item $vdosPath -Recurse -Force 
+    Remove-Item $vdosPath -Recurse -Force
   } else {
     Write-Host 'could not detect ' $vdosPath ' files.'
   }
 } catch {
   throw $_.Exception
-}
\ No newline at end of file
+}
diff --git a/packages/vdos/vdos.nuspec b/packages/vdos/vdos.nuspec
index 71c52aa..16d6fbd 100755
--- a/packages/vdos/vdos.nuspec
+++ b/packages/vdos/vdos.nuspec
@@ -1,21 +1,26 @@
 <?xml version="1.0" encoding="utf-8"?>
 <package xmlns="http://schemas.microsoft.com/packaging/2011/08/nuspec.xsd">
-    <metadata>
-        <id>vdos</id>
-        <version>2018.05.01</version>
-        <title>vDOS</title>
-        <authors>Jos Schaars</authors>
-        <owners>foo.li systeme + software</owners>
-        <licenseUrl>https://sourceforge.net/projects/vdos/</licenseUrl>
-        <projectUrl>https://sourceforge.net/projects/vdos/</projectUrl>
-        <iconUrl>https://git.foo.li/peter/chocolatey/raw/branch/master/icons/vdos.png</iconUrl>
-        <requireLicenseAcceptance>true</requireLicenseAcceptance>
-        <description>vDos: Run DOS applications in Windows</description>
-        <summary>Windows 64-bit doesn’t support DOS applications. Windows 32-bit included NTVDM,
-		to some extend facilitating DOS programs to run. PC’s now come with Windows 10 64-bit installed,
-		mostly without an option to downgrade to Windows 32-bit. vDOS takes care of this limitation.
-		</summary>
-        <releaseNotes>see notes at https://www.vdos.info/download.html</releaseNotes>
-        <tags>dos vdos windows10x64</tags>
-    </metadata>
+  <metadata>
+    <id>vdos</id>
+    <version>2020.03.01</version>
+    <title>vDOS</title>
+    <authors>Jos Schaars</authors>
+    <owners>foo.li systeme + software</owners>
+    <licenseUrl>https://sourceforge.net/projects/vdos/</licenseUrl>
+    <projectUrl>https://sourceforge.net/projects/vdos/</projectUrl>
+    <iconUrl>https://git.foo.li/peter/chocolatey/raw/branch/master/icons/vdos.png</iconUrl>
+    <requireLicenseAcceptance>true</requireLicenseAcceptance>
+    <description>vDos: Run DOS applications in Windows</description>
+    <summary>Windows 64-bit doesn’t support DOS applications. Windows 32-bit included NTVDM,
+      to some extend facilitating DOS programs to run. PC’s now come with Windows 10 64-bit installed,
+      mostly without an option to downgrade to Windows 32-bit. vDOS takes care of this limitation.
+  </summary>
+  <releaseNotes>see notes at https://www.vdos.info/download.html</releaseNotes>
+  <tags>dos vdos windows10x64</tags>
+  </metadata>
+  <!-- building package on gnu/linux with nuget (https://packages.debian.org/stretch/nuget)
+  requires adding the tools path -->
+  <files>
+    <file src="tools/*" target="tools"/>

+  </files>
 </package>