diff --git a/src/menu.rs b/src/menu.rs
index 4c91c3c..ae4c783 100644
--- a/src/menu.rs
+++ b/src/menu.rs
@@ -625,6 +625,7 @@ pub fn handle_input(
                 if prefs.light_amp > 3 {
                     prefs.light_amp = 0;
                 }
+                prefs.save();
                 ew_updateoverlays.send(hud::UpdateOverlayVisibility);
                 ew_updatemenu.send(UpdateMenuEvent);
             }
@@ -633,6 +634,7 @@ pub fn handle_input(
                 if prefs.flashlight_power > 3 {
                     prefs.flashlight_power = 0;
                 }
+                prefs.save();
                 ew_game.send(GameEvent::UpdateFlashlight);
                 ew_updatemenu.send(UpdateMenuEvent);
             }
@@ -641,6 +643,7 @@ pub fn handle_input(
                 if prefs.thruster_boost > 2 {
                     prefs.thruster_boost = 0;
                 }
+                prefs.save();
                 ew_updatemenu.send(UpdateMenuEvent);
             }
             MenuAction::ModReactor => {