diff --git a/contrib/build-wine/prepare-wine.sh b/contrib/build-wine/prepare-wine.sh
index e63497547..db460d445 100755
--- a/contrib/build-wine/prepare-wine.sh
+++ b/contrib/build-wine/prepare-wine.sh
@@ -1,7 +1,7 @@
 #!/bin/bash
 
 # Please update these links carefully, some versions won't work under Wine
-PYTHON_URL=http://www.python.org/ftp/python/2.7.8/python-2.7.8.msi
+PYTHON_URL=https://www.python.org/ftp/python/2.7.13/python-2.7.13.msi
 PYQT4_URL=http://sourceforge.net/projects/pyqt/files/PyQt4/PyQt-4.11.1/PyQt4-4.11.1-gpl-Py2.7-Qt4.8.6-x32.exe
 PYWIN32_URL=http://sourceforge.net/projects/pywin32/files/pywin32/Build%20219/pywin32-219.win32-py2.7.exe/download
 PYINSTALLER_URL=https://pypi.python.org/packages/source/P/PyInstaller/PyInstaller-2.1.zip
@@ -55,6 +55,9 @@ mv PyInstaller-2.1 $WINEPREFIX/drive_c/pyinstaller
 #wget -q -O zbar.exe "http://sourceforge.net/projects/zbar/files/zbar/0.10/zbar-0.10-setup.exe/download"
 #wine zbar.exe
 
+# install Cryptodome
+$PYTHON -m pip install pycryptodomex
+
 # Install setuptools
 wget -O setuptools.exe "$SETUPTOOLS_URL"
 wine setuptools.exe