--- a/modules/libpref/init/all.js
+++ b/modules/libpref/init/all.js
@@ -3011,17 +3011,17 @@ pref("layout.interruptible-reflow.enable
 pref("layout.frame_rate", -1);
 
 // pref to dump the display list to the log. Useful for debugging drawing.
 pref("layout.display-list.dump", false);
 pref("layout.display-list.dump-content", false);
 pref("layout.display-list.dump-parent", false);
 
 // Toggle retaining display lists between paints
-pref("layout.display-list.retain", false);
+pref("layout.display-list.retain", true);
 pref("layout.display-list.retain.chrome", false);
 
 // Set the maximum amount of modified frames allowed before doing a full
 // display list rebuild.
 pref("layout.display-list.rebuild-frame-limit", 500);
 
 // pref to control whether layout warnings that are hit quite often are enabled
 pref("layout.spammy_warnings.enabled", false);