diff --git a/CMakeLists.txt b/CMakeLists.txt
index cd5f96e..3b83e20 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -4,8 +4,6 @@ set(CMAKE_CXX_STANDARD_REQUIRED ON)
 set(CMAKE_EXPORT_COMPILE_COMMANDS ON)
 project(snake)
 
-include_directories(include)
-
 set(SOURCES
     src/main.cpp
     src/element.cpp
@@ -13,6 +11,6 @@ set(SOURCES
 )
 add_executable(snake ${SOURCES})
 
+target_include_directories(snake PRIVATE include)
 find_package(Curses REQUIRED)
-include_directories(${CURSES_INCLUDE_DIR})
-target_link_libraries(snake ${CURSES_LIBRARIES})
+target_link_libraries(snake PRIVATE ${CURSES_LIBRARIES})
diff --git a/include/element.hpp b/include/element.hpp
index 29ca748..1066831 100644
--- a/include/element.hpp
+++ b/include/element.hpp
@@ -1,6 +1,7 @@
 #ifndef ELEMENT_HPP
 #define ELEMENT_HPP
 
+#include <cstdint>
 #include <vector>
 #include "globals.hpp"
 
@@ -25,11 +26,11 @@ public:
 	void run();
 
 private:
+	Window* win;
 	std::vector<Vector2i> buf;
 	bool running = true;
 	enum Direction m_dir;
-	int m_score = 0;
-	Window* win;
+	uint8_t m_score = 0;
 	void process_input();
 	void determine_index_zero_pos();
 	void move_tail_indicies();
diff --git a/include/globals.hpp b/include/globals.hpp
index 8ba42fc..90a0ed6 100644
--- a/include/globals.hpp
+++ b/include/globals.hpp
@@ -1,9 +1,9 @@
 #ifndef GLOBALS_HPP
 #define GLOBALS_HPP
-#define ROW 11
-#define COL 11
-#define MAX_LEN (ROW * COL) + 3
-#define HEAD 0
-#define PREVIOUS_HEAD 1
-#define FRUIT 2
+constexpr int ROW = 11;
+constexpr int COL = 11;
+constexpr int MAX_LEN = (ROW * COL) + 3;
+constexpr int HEAD = 0;
+constexpr int PREVIOUS_HEAD = 1;
+constexpr int FRUIT = 2;
 #endif // GLOBALS_HPP
diff --git a/src/element.cpp b/src/element.cpp
index 68c3060..0abc416 100644
--- a/src/element.cpp
+++ b/src/element.cpp
@@ -99,15 +99,13 @@ void SnakeGame::on_fruit_eaten(Vector2i (*board)[COL]) {
 		col = (rand() % COL);
 	} while (board[row][col].id != '.');
 	buf[FRUIT].set(row, col);
-	buf.insert(buf.begin() + 3, Vector2i { ROW, COL, '@' });
+	buf.insert(buf.begin() + 3, Vector2i { ROW, COL, '~' });
 	m_score++;
 }
 
 bool SnakeGame::segment_overlap() {
 	for(int i : std::ranges::views::iota(3, (int)buf.size())) {
-		if( buf[i].y == buf[HEAD].y &&
-			buf[i].x == buf[HEAD].x)
-		{
+		if( buf[i].y == buf[HEAD].y && buf[i].x == buf[HEAD].x) {
 			return true;
 		}
 	}
diff --git a/src/window.cpp b/src/window.cpp
index b580d98..cc4cbc6 100644
--- a/src/window.cpp
+++ b/src/window.cpp
@@ -25,7 +25,6 @@ void Window::draw_display() {
 
 void Window::update_display(std::vector<Vector2i> &buf) {
 	for(int i : std::ranges::views::iota(0, (int)buf.size())) {
-		// if(i == 1 || buf[i]->y > ROW - 1 || buf[i]->x > COL - 1) continue;
 		if(i == 1) continue;
 		board[buf[i].y][buf[i].x].id = buf[i].id;
 	}