diff --git a/.gitignore b/.gitignore
index c5d6576..2f49f62 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,4 +1,4 @@
-./minishell
+/minishell
 
 # Prerequisites
 *.d
diff --git a/libtf/Makefile b/libtf/Makefile
index 889a1eb..843f733 100644
--- a/libtf/Makefile
+++ b/libtf/Makefile
@@ -11,7 +11,7 @@ PRINTF_CODE = \
 		ft_strjoin stream1 stream2 utils1 utils2
 PRINTF_SRCS = tf_printf/src/
 PRINTF_INCLUDES = ./ tf_printf/include/
-WHAT = LIBTF v11
+WHAT = LIBTF v12
 USED = malloc() free() write()
 
 # It works and I probably won't change it for the rest of my life
diff --git a/libtf/src/mem.c b/libtf/src/mem.c
index bde9c62..b57c8d3 100644
--- a/libtf/src/mem.c
+++ b/libtf/src/mem.c
@@ -6,7 +6,7 @@
 /*   By: mcolonna <marvin@42.fr>                    +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2023/12/18 11:08:16 by mcolonna          #+#    #+#             */
-/*   Updated: 2024/03/12 16:05:15 by mcolonna         ###   ########.fr       */
+/*   Updated: 2024/04/29 13:47:37 by mcolonna         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -60,6 +60,7 @@ void	mem_freeall(t_memclass mc)
 	el = ((t_memclass_in *) mc)->first;
 	while (el)
 	{
+		el->previous = NULL;
 		next = el->next;
 		free_address_with_element(el->address);
 		if (el->subclass)