diff --git a/bypy/macos/__main__.py b/bypy/macos/__main__.py
index cb42452f53..4e8496de2e 100644
--- a/bypy/macos/__main__.py
+++ b/bypy/macos/__main__.py
@@ -427,6 +427,7 @@ class Freeze(object):
             LSMinimumSystemVersion='10.14.0',
             LSRequiresNativeExecution=True,
             NSAppleScriptEnabled=False,
+            NSSupportsAutomaticGraphicsSwitching=True,
             NSHumanReadableCopyright=time.strftime('Copyright %Y, Kovid Goyal'),
             CFBundleGetInfoString=('calibre, an E-book management '
                                    'application. Visit https://calibre-ebook.com for details.'),