diff --git a/inkycal/main.py b/inkycal/main.py
index 7ec9792..b7ca4fe 100644
--- a/inkycal/main.py
+++ b/inkycal/main.py
@@ -104,7 +104,7 @@ class Inkycal:
             os.mkdir(image_folder)
 
         # Option to use epaper image optimisation, reduces colours
-        self.optimize = False
+        self.optimize = True
 
         self.show_border = self.settings.get('border_around_modules', False)