diff --git a/includes/char.h b/includes/char.h
index c967dbe..ac26e90 100644
--- a/includes/char.h
+++ b/includes/char.h
@@ -6,20 +6,13 @@
 /*   By: rparodi <rparodi@student.42.fr>            +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2024/10/31 14:54:04 by rparodi           #+#    #+#             */
-/*   Updated: 2024/10/31 15:22:26 by rparodi          ###   ########.fr       */
+/*   Updated: 2025/09/01 18:26:44 by rparodi          ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
 #ifndef CHAR_H
 # define CHAR_H
 
-# include <stdio.h>
-# include <string.h>
-# include <stdlib.h>
-# include <unistd.h>
-# include <limits.h>
-# include <fcntl.h>
-
 int	ft_isalnum(int c);
 int	ft_isalpha(int c);
 int	ft_isascii(int c);
diff --git a/includes/convert.h b/includes/convert.h
index 9996986..2674ae8 100644
--- a/includes/convert.h
+++ b/includes/convert.h
@@ -6,20 +6,13 @@
 /*   By: rparodi <rparodi@student.42.fr>            +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2024/10/31 14:57:24 by rparodi           #+#    #+#             */
-/*   Updated: 2024/10/31 15:27:40 by rparodi          ###   ########.fr       */
+/*   Updated: 2025/09/01 17:55:58 by rparodi          ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
 #ifndef CONVERT_H
 # define CONVERT_H
 
-# include <stdio.h>
-# include <string.h>
-# include <stdlib.h>
-# include <unistd.h>
-# include <limits.h>
-# include <fcntl.h>
-
 char			*ft_itoa(int n);
 int				ft_atoi(const char *nptr);
 long long int	ft_atoll(const char *nptr);
diff --git a/includes/list.h b/includes/list.h
index 75167b0..88aee8c 100644
--- a/includes/list.h
+++ b/includes/list.h
@@ -6,20 +6,13 @@
 /*   By: rparodi <rparodi@student.42.fr>            +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2024/10/31 15:00:12 by rparodi           #+#    #+#             */
-/*   Updated: 2024/10/31 15:27:20 by rparodi          ###   ########.fr       */
+/*   Updated: 2025/09/01 16:34:41 by rparodi          ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
 #ifndef LIST_H
 # define LIST_H
 
-# include <stdio.h>
-# include <string.h>
-# include <stdlib.h>
-# include <unistd.h>
-# include <limits.h>
-# include <fcntl.h>
-
 typedef struct s_list
 {
 	void			*content;
diff --git a/includes/memory.h b/includes/memory.h
index aaac8e5..29c8af1 100644
--- a/includes/memory.h
+++ b/includes/memory.h
@@ -6,19 +6,14 @@
 /*   By: rparodi <rparodi@student.42.fr>            +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2024/10/31 15:18:17 by rparodi           #+#    #+#             */
-/*   Updated: 2024/10/31 15:21:00 by rparodi          ###   ########.fr       */
+/*   Updated: 2025/09/01 18:28:18 by rparodi          ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
 #ifndef MEMORY_H
 # define MEMORY_H
 
-# include <stdio.h>
-# include <string.h>
-# include <stdlib.h>
-# include <unistd.h>
-# include <limits.h>
-# include <fcntl.h>
+#include <stddef.h>
 
 int		ft_memcmp(const void *s1, const void *s2, size_t n);
 void	*ft_calloc(size_t nmemb, size_t size);
diff --git a/includes/print.h b/includes/print.h
index 1cc0bcd..690852d 100644
--- a/includes/print.h
+++ b/includes/print.h
@@ -6,21 +6,13 @@
 /*   By: rparodi <rparodi@student.42.fr>            +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2024/10/31 15:07:30 by rparodi           #+#    #+#             */
-/*   Updated: 2024/10/31 15:41:54 by rparodi          ###   ########.fr       */
+/*   Updated: 2025/09/01 17:36:18 by rparodi          ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
 #ifndef PRINT_H
 # define PRINT_H
 
-# include <fcntl.h>
-# include <limits.h>
-# include <stdarg.h>
-# include <stdio.h>
-# include <stdlib.h>
-# include <string.h>
-# include <unistd.h>
-
 int		ft_dprintf(int fd, const char *s, ...);
 int		ft_printf(const char *s, ...);
 void	ft_putchar_fd(char c, int fd);
diff --git a/includes/str.h b/includes/str.h
index a41de8d..f22cda1 100644
--- a/includes/str.h
+++ b/includes/str.h
@@ -6,19 +6,14 @@
 /*   By: rparodi <rparodi@student.42.fr>            +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2024/10/31 15:04:59 by rparodi           #+#    #+#             */
-/*   Updated: 2024/10/31 16:15:39 by rparodi          ###   ########.fr       */
+/*   Updated: 2025/09/01 17:56:24 by rparodi          ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
 #ifndef STR_H
 # define STR_H
 
-# include <stdio.h>
-# include <string.h>
-# include <stdlib.h>
-# include <unistd.h>
-# include <limits.h>
-# include <fcntl.h>
+#include <stddef.h>
 
 char	**ft_split(char const *s, char c);
 char	*ft_strchr(const char *s, int c);