diff --git a/.github/workflows/packages.yml b/.github/workflows/packages.yml
index bbd23e257..8156c010e 100644
--- a/.github/workflows/packages.yml
+++ b/.github/workflows/packages.yml
@@ -298,3 +298,41 @@ jobs:
 #            -e ICINGA_BUILD_DEB_DEFAULT_ARCH=armhf \
 #            registry.icinga.com/build-docker/raspbian/${{ matrix.codename }} \
 #            icinga-build-test
+  windows:
+    name: Windows
+
+    strategy:
+      fail-fast: false
+      matrix:
+        bits: [32, 64]
+
+    runs-on: windows-latest
+
+    env:
+      BITS: '${{ matrix.bits }}'
+      ICINGA_BUILD_TYPE: snapshot
+      UPSTREAM_GIT_URL: file://D:/a/icinga2/icinga2/.git
+
+    steps:
+      - name: Checkout HEAD
+        uses: actions/checkout@v1
+
+      - name: windows-icinga2
+        run: |
+          git clone https://git.icinga.com/packaging/windows-icinga2.git
+
+      - name: Build tools
+        run: |
+          & .\doc\win-dev.ps1
+
+      - name: Source
+        run: |
+          git checkout -B master
+          cd windows-icinga2
+          & .\source.ps1
+
+      - name: Binary
+        working-directory: windows-icinga2
+        run: |
+          New-Item -ItemType Directory -Path 'C:\Program Files\Icinga2\WillBeRemoved' -ErrorAction SilentlyContinue
+          & .\build.ps1
diff --git a/doc/win-dev.ps1 b/doc/win-dev.ps1
index 37d6323b8..42a48d4f8 100644
--- a/doc/win-dev.ps1
+++ b/doc/win-dev.ps1
@@ -16,6 +16,14 @@ $MsvcVersion = '14.2'
 $BoostVersion = @(1, 71, 0)
 $OpensslVersion = '1_1_1h'
 
+switch ($Env:BITS) {
+	32 { }
+	64 { }
+	default {
+		$Env:BITS = 64
+	}
+}
+
 
 function Install-Exe {
 	param (
@@ -47,13 +55,17 @@ function Install-Exe {
 }
 
 
-Invoke-Expression (New-Object Net.WebClient).DownloadString('https://chocolatey.org/install.ps1')
+try {
+	Get-Command choco
+} catch {
+	Invoke-Expression (New-Object Net.WebClient).DownloadString('https://chocolatey.org/install.ps1')
 
-$RegEnv = 'Registry::HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\Session Manager\Environment'
-$ChocoPath = ";$(Join-Path $Env:AllUsersProfile chocolatey\bin)"
+	$RegEnv = 'Registry::HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\Session Manager\Environment'
+	$ChocoPath = ";$(Join-Path $Env:AllUsersProfile chocolatey\bin)"
 
-Set-ItemProperty -Path $RegEnv -Name Path -Value ((Get-ItemProperty -Path $RegEnv -Name Path).Path + $ChocoPath)
-$Env:Path += $ChocoPath
+	Set-ItemProperty -Path $RegEnv -Name Path -Value ((Get-ItemProperty -Path $RegEnv -Name Path).Path + $ChocoPath)
+	$Env:Path += $ChocoPath
+}
 
 
 choco install -y "visualstudio${VsVersion}community"
@@ -72,6 +84,6 @@ choco install -y windows-sdk-8.1
 choco install -y wixtoolset
 
 
-Install-Exe -Url "https://packages.icinga.com/windows/dependencies/boost_$($BoostVersion -join '_')-msvc-${MsvcVersion}-64.exe" -Dir "C:\local\boost_$($BoostVersion -join '_')-Win64"
+Install-Exe -Url "https://packages.icinga.com/windows/dependencies/boost_$($BoostVersion -join '_')-msvc-${MsvcVersion}-${Env:BITS}.exe" -Dir "C:\local\boost_$($BoostVersion -join '_')-Win${Env:BITS}"
 
-Install-Exe -Url "https://packages.icinga.com/windows/dependencies/Win64OpenSSL-${OpensslVersion}.exe" -Dir "C:\local\OpenSSL_${OpensslVersion}-Win64"
+Install-Exe -Url "https://packages.icinga.com/windows/dependencies/Win${Env:BITS}OpenSSL-${OpensslVersion}.exe" -Dir "C:\local\OpenSSL_${OpensslVersion}-Win${Env:BITS}"