diff --git a/.github/workflows/windows-x64.yml b/.github/workflows/windows-x64.yml
index 3fedb005..34241afd 100644
--- a/.github/workflows/windows-x64.yml
+++ b/.github/workflows/windows-x64.yml
@@ -5,6 +5,7 @@ on: [push, pull_request]
 env:
   PYTHON_VER: '3.8.1'
   PYTHON_VER_DIRNAME: 'python38'
+  PYOTHERSIDE_VER: '1.5.9'
 
 jobs:
   build:
@@ -21,7 +22,7 @@ jobs:
       - name: Download dependencies
         run: |
           wget https://download.qt.io/official_releases/jom/jom.zip -OutFile jom.zip
-          wget https://github.com/thp/pyotherside/archive/1.5.9.zip -OutFile pyotherside-1.5.9.zip
+          wget https://github.com/thp/pyotherside/archive/$env:PYOTHERSIDE_VER.zip -OutFile pyotherside-$env:PYOTHERSIDE_VER.zip
           wget https://developers.yubico.com/yubikey-personalization/Releases/ykpers-1.20.0-win64.zip -OutFile ykpers-1.20.0-win64.zip
           wget https://developers.yubico.com/yubikey-personalization/Releases/ykpers-1.20.0-win64.zip.sig -OutFile ykpers-1.20.0-win64.zip.sig
           wget https://github.com/libusb/libusb/releases/download/v1.0.22/libusb-1.0.22.7z -OutFile libusb-1.0.22.7z
@@ -47,8 +48,8 @@ jobs:
 
       - name: Prepare pyotherside
         run: |
-          7z x pyotherside-1.5.9.zip
-          cd pyotherside-1.5.9
+          7z x pyotherside-$env:PYOTHERSIDE_VER.zip
+          cd pyotherside-$env:PYOTHERSIDE_VER
           (Get-Content .\src\qmldir).replace('pyothersideplugin', 'pyothersideplugin1') | Set-Content .\src\qmldir
           Clear-Content python.pri
           Add-Content python.pri "PYTHON_CONFIG = python3-config`nQMAKE_LIBS += -LC:\hostedtoolcache\windows\Python\$env:PYTHON_VER\x64\libs -l$env:PYTHON_VER_DIRNAME`nQMAKE_CXXFLAGS += -IC:\hostedtoolcache\windows\Python\$env:PYTHON_VER\x64\include`n"
@@ -58,7 +59,7 @@ jobs:
         run: |
           set PATH=D:\a\yubioath-desktop\yubioath-desktop\5.14.0\msvc2017_64\bin;D:\a\yubioath-desktop\yubioath-desktop;%PATH%
           call C:\"Program Files (x86)\Microsoft Visual Studio"\2019\Enterprise\VC\Auxiliary\Build\vcvarsall.bat x64
-          cd pyotherside-1.5.9
+          cd pyotherside-$env:PYOTHERSIDE_VER
           qmake
           jom
           jom install
diff --git a/.github/workflows/windows-x86.yml b/.github/workflows/windows-x86.yml
index a1ee6b01..803a1c6b 100644
--- a/.github/workflows/windows-x86.yml
+++ b/.github/workflows/windows-x86.yml
@@ -5,6 +5,7 @@ on: [push, pull_request]
 env:
   PYTHON_VER: '3.8.1'
   PYTHON_VER_DIRNAME: 'python38'
+  PYOTHERSIDE_VER: '1.5.9'
 
 jobs:
   build:
@@ -21,7 +22,7 @@ jobs:
       - name: Download dependencies
         run: |
           wget https://download.qt.io/official_releases/jom/jom.zip -OutFile jom.zip
-          wget https://github.com/thp/pyotherside/archive/1.5.9.zip -OutFile pyotherside-1.5.9.zip
+          wget https://github.com/thp/pyotherside/archive/$env:PYOTHERSIDE_VER.zip -OutFile pyotherside-$env:PYOTHERSIDE_VER.zip
           wget https://developers.yubico.com/yubikey-personalization/Releases/ykpers-1.20.0-win32.zip -OutFile ykpers-1.20.0-win32.zip
           wget https://developers.yubico.com/yubikey-personalization/Releases/ykpers-1.20.0-win32.zip.sig -OutFile ykpers-1.20.0-win32.zip.sig
           wget https://github.com/libusb/libusb/releases/download/v1.0.22/libusb-1.0.22.7z -OutFile libusb-1.0.22.7z
@@ -48,8 +49,8 @@ jobs:
 
       - name: Prepare pyotherside
         run: |
-          7z x pyotherside-1.5.9.zip
-          cd pyotherside-1.5.9
+          7z x pyotherside-$env:PYOTHERSIDE_VER.zip
+          cd pyotherside-$env:PYOTHERSIDE_VER
           (Get-Content .\src\qmldir).replace('pyothersideplugin', 'pyothersideplugin1') | Set-Content .\src\qmldir
           Clear-Content python.pri
           Add-Content python.pri "PYTHON_CONFIG = python3-config`nQMAKE_LIBS += -LC:\hostedtoolcache\windows\Python\$env:PYTHON_VER\x86\libs -l$env:PYTHON_VER_DIRNAME`nQMAKE_CXXFLAGS += -IC:\hostedtoolcache\windows\Python\$env:PYTHON_VER\x86\include`n"
@@ -59,7 +60,7 @@ jobs:
         run: |
           set PATH=D:\a\yubioath-desktop\yubioath-desktop\5.14.0\msvc2017\bin;D:\a\yubioath-desktop\yubioath-desktop;%PATH%
           call C:\"Program Files (x86)\Microsoft Visual Studio"\2019\Enterprise\VC\Auxiliary\Build\vcvarsall.bat x86
-          cd pyotherside-1.5.9
+          cd pyotherside-$env:PYOTHERSIDE_VER
           qmake
           jom
           jom install