diff --git a/src/screen_trunner.cc b/src/screen_trunner.cc
index ec02c95..bdee1a7 100644
--- a/src/screen_trunner.cc
+++ b/src/screen_trunner.cc
@@ -28,7 +28,6 @@ TRunnerScreen::TRunnerScreen(std::weak_ptr<ScreenStack> stack)
       camera_pos{0.0F, 4.0F, 4.0F},
       camera_target{0.0F, 0.0F, 0.0F},
       mouse_hit{0.0F, 0.0F, 0.0F},
-      pos_value(0.0F),
       idx_hit(SURFACE_UNIT_WIDTH / 2 +
               (SURFACE_UNIT_HEIGHT / 2) * SURFACE_UNIT_WIDTH) {
 #ifndef NDEBUG
@@ -204,11 +203,6 @@ TRunnerScreen::~TRunnerScreen() {
 }
 
 bool TRunnerScreen::update(float dt) {
-  pos_value += dt * POS_VALUE_INC_RATE;
-  if (pos_value > PI * 2.0F) {
-    pos_value -= PI * 2.0F;
-  }
-
   if (IsMouseButtonPressed(0)) {
     float press_x = GetTouchX();
     float press_y = GetTouchY();
diff --git a/src/screen_trunner.h b/src/screen_trunner.h
index 10621b3..ff55e1f 100644
--- a/src/screen_trunner.h
+++ b/src/screen_trunner.h
@@ -20,7 +20,7 @@ constexpr unsigned int SURFACE_UNIT_HEIGHT = 51;
 constexpr float SURFACE_X_OFFSET = (float)SURFACE_UNIT_WIDTH / 2.0F - 0.5F;
 constexpr float SURFACE_Y_OFFSET = (float)SURFACE_UNIT_HEIGHT / 2.0F - 0.5F;
 
-constexpr float SURFACE_HEIGHT_INTERVAL = 0.5F;
+constexpr float SURFACE_HEIGHT_INTERVAL = 0.7F;
 
 class TRunnerScreen : public Screen {
  public:
@@ -65,7 +65,6 @@ class TRunnerScreen : public Screen {
   Vector3 camera_pos;
   Vector3 camera_target;
   Vector3 mouse_hit;
-  float pos_value;
   unsigned int idx_hit;
 
   void camera_to_targets(float dt);