diff --git a/src/minirt.c b/src/minirt.c
index 2817120..3bad652 100644
--- a/src/minirt.c
+++ b/src/minirt.c
@@ -229,7 +229,7 @@ void main_loop() {
         }
     }
     rendering_loop(&data);
-    if (keys[0]) {
+    if (keys[0] && keys[0] != KEY_EQUAL) {
         data.scene.resolution_x = SCENE_MAX_RESOLUTION_X;
         data.scene.resolution_y = SCENE_MAX_RESOLUTION_Y;
     }