diff --git a/Pilot_Episode/Hud.h b/Pilot_Episode/Hud.h
index 6c2b9ec..af7ee5d 100644
--- a/Pilot_Episode/Hud.h
+++ b/Pilot_Episode/Hud.h
@@ -24,27 +24,27 @@ void draw_hud(SpriteHandler<NR, NC>& sh,
     + "]";
   sh.write_buffer(life_str, 0, hud_c, Color::Cyan);
   //sh.write_buffer(std::to_string(health), 5, 5, Color::Black);
-  hud_c += 1 + life_str.size();
+  hud_c += 1 + static_cast<int>(life_str.size());
   std::string alt_str = "Alt: ";
   plane_data::alt_px = ground_level - plane_data::y_pos + 13*pix_ar2;
   plane_data::alt_ft = std::round(plane_data::alt_px*pix_to_ft);
-  plane_data::alt_km = std::round(plane_data::alt_px*pix_to_m/1e3);
+  plane_data::alt_km = std::round(plane_data::alt_px*pix_to_m/1e3f);
   alt_str += std::to_string(static_cast<int>(plane_data::alt_ft));
   alt_str += " ft,";
   sh.write_buffer(alt_str, 0, hud_c, Color::Cyan);
-  hud_c += 1 + alt_str.size();
+  hud_c += 1 + static_cast<int>(alt_str.size());
   std::string gnd_speed_str = "Gnd Speed: ";
   const float ftps_to_knots = 1.f/1.68780986f;
   const float pixps_to_knots = pix_to_ft*ftps_to_knots;
   gnd_speed_str += std::to_string(math::roundI(std::sqrt(math::sq(plane_data::x_vel) + math::sq(plane_data::z_vel))*pixps_to_knots));
   gnd_speed_str += " kn,";
   sh.write_buffer(gnd_speed_str, 0, hud_c, Color::Cyan);
-  hud_c += 1 + gnd_speed_str.size();
+  hud_c += 1 + static_cast<int>(gnd_speed_str.size());
   std::string speed_str = "Speed: ";
   speed_str += std::to_string(math::roundI(std::sqrt(math::sq(plane_data::x_vel) + math::sq(plane_data::y_vel) + math::sq(plane_data::z_vel))*pixps_to_knots));
   speed_str += " kn, ";
   sh.write_buffer(speed_str, 0, hud_c, Color::Cyan);
-  hud_c += 1 + speed_str.size();
+  hud_c += 1 + static_cast<int>(speed_str.size());
   std::string score_str = "Score: ";
   score_str += std::to_string(score);
   sh.write_buffer(score_str, 0, hud_c, Color::Cyan);