diff --git a/setup.py b/setup.py
index f86254215..b62d6c331 100755
--- a/setup.py
+++ b/setup.py
@@ -489,7 +489,7 @@ cmdclass = {
 
 # Data files to be installed to the system.
 _data_files = []
-if not windows_check() or not osx_check():
+if not windows_check() and not osx_check():
     _data_files = [
         ('share/icons/hicolor/scalable/apps', ['deluge/data/icons/scalable/apps/deluge.svg']),
         ('share/icons/hicolor/128x128/apps', ['deluge/data/icons/hicolor/128x128/apps/deluge.png']),