diff --git a/desmume/src/frontend/cocoa/userinterface/DisplayWindowController.mm b/desmume/src/frontend/cocoa/userinterface/DisplayWindowController.mm
index 4db01c1ae..fb5239c87 100644
--- a/desmume/src/frontend/cocoa/userinterface/DisplayWindowController.mm
+++ b/desmume/src/frontend/cocoa/userinterface/DisplayWindowController.mm
@@ -1634,6 +1634,12 @@ static std::unordered_map<NSScreen *, DisplayWindowController *> _screenMap; //
 		}
 		else
 		{
+#if defined(MAC_OS_X_VERSION_10_7) && (MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_7)
+			if ([self respondsToSelector:@selector(setWantsBestResolutionOpenGLSurface:)])
+			{
+				[self setWantsBestResolutionOpenGLSurface:YES];
+			}
+#endif
 			localOGLContext = [[NSOpenGLContext alloc] initWithCGLContextObj:macOGLCDV->GetContext()];
 			macOGLCDV->SetRenderToCALayer(false);
 		}