diff --git a/ex00/inc/Fixed.hpp b/ex00/inc/Fixed.hpp
index 9b98d91..e88a9fa 100644
--- a/ex00/inc/Fixed.hpp
+++ b/ex00/inc/Fixed.hpp
@@ -6,10 +6,12 @@
 /*   By: whaffman <whaffman@student.codam.nl>         +#+                     */
 /*                                                   +#+                      */
 /*   Created: 2025/03/24 15:22:48 by whaffman      #+#    #+#                 */
-/*   Updated: 2025/03/24 15:24:23 by whaffman      ########   odam.nl         */
+/*   Updated: 2025/03/28 10:02:16 by whaffman      ########   odam.nl         */
 /*                                                                            */
 /* ************************************************************************** */
 
+#pragma once
+
 class Fixed {
 public:
 	Fixed();
diff --git a/ex01/inc/Fixed.hpp b/ex01/inc/Fixed.hpp
index 7c9c88e..87c5844 100644
--- a/ex01/inc/Fixed.hpp
+++ b/ex01/inc/Fixed.hpp
@@ -6,10 +6,14 @@
 /*   By: whaffman <whaffman@student.codam.nl>         +#+                     */
 /*                                                   +#+                      */
 /*   Created: 2025/03/24 15:22:48 by whaffman      #+#    #+#                 */
-/*   Updated: 2025/03/25 10:05:17 by whaffman      ########   odam.nl         */
+/*   Updated: 2025/03/28 10:17:53 by whaffman      ########   odam.nl         */
 /*                                                                            */
 /* ************************************************************************** */
 
+#pragma once
+
+#include <iostream>
+
 class Fixed {
 public:
 	Fixed();
diff --git a/ex02/inc/Fixed.hpp b/ex02/inc/Fixed.hpp
index 54eb44b..3bf4101 100644
--- a/ex02/inc/Fixed.hpp
+++ b/ex02/inc/Fixed.hpp
@@ -6,7 +6,7 @@
 /*   By: whaffman <whaffman@student.codam.nl>         +#+                     */
 /*                                                   +#+                      */
 /*   Created: 2025/03/24 15:22:48 by whaffman      #+#    #+#                 */
-/*   Updated: 2025/03/27 12:27:16 by whaffman      ########   odam.nl         */
+/*   Updated: 2025/03/28 10:17:39 by whaffman      ########   odam.nl         */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -14,6 +14,8 @@
 
 #define DEBUG 0
 
+#include <iostream>
+
 class Fixed {
 public:
 	Fixed();
diff --git a/ex03/src/bsp.h b/ex03/inc/bsp.h
similarity index 100%
rename from ex03/src/bsp.h
rename to ex03/inc/bsp.h