diff --git a/sources/Ram/Ram.cpp b/sources/Ram/Ram.cpp
index ac1ad4a..a297705 100644
--- a/sources/Ram/Ram.cpp
+++ b/sources/Ram/Ram.cpp
@@ -2,6 +2,7 @@
 // Created by anonymus-raccoon on 1/28/20.
 //
 
+#include <cstring>
 #include "Ram.hpp"
 #include "../Exceptions/InvalidAddress.hpp"
 
@@ -11,6 +12,7 @@ namespace ComSquare::Ram
 		: _size(size)
 	{
 		this->_data = new uint8_t[size];
+		std::memset(this->_data, 0, size * sizeof(uint8_t));
 	}
 
 	Ram::~Ram()
diff --git a/sources/Renderer/SFRenderer.cpp b/sources/Renderer/SFRenderer.cpp
index 281706e..f3f822c 100644
--- a/sources/Renderer/SFRenderer.cpp
+++ b/sources/Renderer/SFRenderer.cpp
@@ -12,52 +12,58 @@
 
 namespace ComSquare::Renderer
 {
+	SFRenderer::SFRenderer(unsigned int height, unsigned int width, int maxFPS)
+	{
+		sf::Image icon;
+		this->shouldExit = false;
+		this->_videoMode = {width, height, 32};
+		this->_window.create(this->_videoMode, "ComSquare Emulator", sf::Style::Default);
+		if (icon.loadFromFile("../ressources/Logo.png"))
+			this->_window.setIcon(314, 314, icon.getPixelsPtr());
+		this->_window.setFramerateLimit(maxFPS);
+		this->_texture.create(width, height);
+		this->_sprite.setTexture(this->_texture);
+		this->_pixelBuffer = new sf::Color[height * width];
+	}
+
+	SFRenderer::~SFRenderer()
+	{
+		delete []this->_pixelBuffer;
+	}
+
+
 	void SFRenderer::setWindowName(std::string newWindowName)
 	{
-		this->window.setTitle(newWindowName + " - ComSquare");
+		this->_window.setTitle(newWindowName + " - ComSquare");
 	}
 
 	void SFRenderer::drawScreen()
 	{
-		this->texture.update(reinterpret_cast<sf::Uint8 *>(this->pixelBuffer));
-		this->sprite.setTexture(this->texture);
-		this->window.draw(this->sprite);
-		this->window.display();
+		this->_texture.update(reinterpret_cast<sf::Uint8 *>(this->_pixelBuffer));
+		this->_sprite.setTexture(this->_texture);
+		this->_window.draw(this->_sprite);
+		this->_window.display();
 	}
 
 	void SFRenderer::putPixel(unsigned y, unsigned x, uint32_t rgba)
 	{
-		if (x >= this->videoMode.width)
-			throw InvalidPixelPosition("Width", x, this->videoMode.width);
-		if (y >= this->videoMode.height)
-			throw InvalidPixelPosition("Height", y, this->videoMode.height);
+		if (x >= this->_videoMode.width)
+			throw InvalidPixelPosition("Width", x, this->_videoMode.width);
+		if (y >= this->_videoMode.height)
+			throw InvalidPixelPosition("Height", y, this->_videoMode.height);
 
 		sf::Color pixels;
 		pixels.r = rgba >> 24U;
 		pixels.g = rgba >> 16U;
 		pixels.b = rgba >> 8U;
 		pixels.a = rgba >> 0U;
-		this->pixelBuffer[this->videoMode.width * y + x] = pixels;
-	}
-
-	SFRenderer::SFRenderer(unsigned int height, unsigned int width, int maxFPS)
-	{
-		sf::Image icon;
-		this->shouldExit = false;
-		this->videoMode = {width, height, 32};
-		this->window.create(this->videoMode, "ComSquare Emulator", sf::Style::Default);
-		if (icon.loadFromFile("../ressources/Logo.png"))
-			this->window.setIcon(314, 314, icon.getPixelsPtr());
-		this->window.setFramerateLimit(maxFPS);
-		this->texture.create(width, height);
-		this->sprite.setTexture(this->texture);
-		this->pixelBuffer = new sf::Color[height * width];
+		this->_pixelBuffer[this->_videoMode.width * y + x] = pixels;
 	}
 
 	void SFRenderer::getEvents()
 	{
 		sf::Event event;
-		while (this->window.pollEvent(event)) {
+		while (this->_window.pollEvent(event)) {
 			if (event.type == sf::Event::Closed) {
 				this->shouldExit = true;
 				break;
diff --git a/sources/Renderer/SFRenderer.hpp b/sources/Renderer/SFRenderer.hpp
index e259fdd..73fd958 100644
--- a/sources/Renderer/SFRenderer.hpp
+++ b/sources/Renderer/SFRenderer.hpp
@@ -26,15 +26,15 @@ namespace ComSquare::Renderer
 	class SFRenderer : public IRenderer {
 	private:
 		//! @brief The Renderer for the window.
-		sf::RenderWindow window;
+		sf::RenderWindow _window;
 		//! @brief Video Mode containing the height and width of the window.
-		sf::VideoMode videoMode;
+		sf::VideoMode _videoMode;
 		//! @brief The image that contain all of the pixels
-		sf::Color *pixelBuffer;
+		sf::Color *_pixelBuffer;
 		//! @brief The sprite to render the array of pixels
-		sf::Sprite sprite;
+		sf::Sprite _sprite;
 		//! @brief The texture to render the array of pixels
-		sf::Texture texture;
+		sf::Texture _texture;
 	public:
 		//! @brief Set a new name to the window, if there is already a name it will be overwrite.
 		//! @param newWindowName new title for the window.
@@ -55,7 +55,7 @@ namespace ComSquare::Renderer
 		SFRenderer(unsigned int height, unsigned int width, int maxFPS);
 		SFRenderer(const SFRenderer &) = delete;
 		SFRenderer &operator=(const SFRenderer &) = delete;
-		~SFRenderer() = default;
+		~SFRenderer();
 	};
 }