diff --git a/src/camera.rs b/src/camera.rs
index 468e4de..32168a5 100644
--- a/src/camera.rs
+++ b/src/camera.rs
@@ -138,10 +138,10 @@ pub fn update_map_camera(
 
     // Update zoom level
     if keyboard_input.pressed(settings.key_map_zoom_out) {
-        mapcam.target_zoom_level *= 1.1;
+        mapcam.target_zoom_level = (mapcam.target_zoom_level * 1.1).min(17e18);
     }
     if keyboard_input.pressed(settings.key_map_zoom_in) {
-        mapcam.target_zoom_level /= 1.1;
+        mapcam.target_zoom_level = (mapcam.target_zoom_level / 1.1).max(2.0);
     }
     let zoom_speed = 0.05; // should be between 0.0001 (slow) and 1.0 (instant)
     mapcam.zoom_level = zoom_speed * mapcam.target_zoom_level + (1.0 - zoom_speed) * mapcam.zoom_level;