diff --git a/libftasm/Makefile b/libftasm/Makefile
index 060feedc..b631ed02 100644
--- a/libftasm/Makefile
+++ b/libftasm/Makefile
@@ -108,6 +108,7 @@ lst/ft_lst_pop.c\
 lst/pop.c\
 lst/push.c\
 lst/top.c\
+lst/ft_lst2str.c\
 math/ft_addrcmp.c\
 math/ft_ilen.c\
 math/ft_ilen_base.c\
diff --git a/libftasm/STDBUG b/libftasm/STDBUG
new file mode 100644
index 00000000..e69de29b
diff --git a/libftasm/includes/lst.h b/libftasm/includes/lst.h
index 390903ad..17b91150 100644
--- a/libftasm/includes/lst.h
+++ b/libftasm/includes/lst.h
@@ -89,5 +89,6 @@ void	lst_insert_sort(t_list **head,
 		int (cmp)());
 
 t_list	*ft_lst_pop(t_list **lst);
+char	*ft_lst2str(t_list *list);
 
 #endif
diff --git a/libftasm/includes/sys.h b/libftasm/includes/sys.h
index 5ec44d42..c945ead7 100644
--- a/libftasm/includes/sys.h
+++ b/libftasm/includes/sys.h
@@ -17,7 +17,7 @@
 # define STDIN			STDIN_FILENO
 # define STDOUT			STDOUT_FILENO
 # define STDERR			STDERR_FILENO
-# define STDBUG			3
+# define STDBUG			9
 
 # define PIPE_READ		0
 # define PIPE_WRITE		1
diff --git a/libftasm/srcs/lst/ft_lst2str.c b/libftasm/srcs/lst/ft_lst2str.c
new file mode 100644
index 00000000..4654dc7f
--- /dev/null
+++ b/libftasm/srcs/lst/ft_lst2str.c
@@ -0,0 +1,25 @@
+#include "libft.h"
+
+char	*ft_lst2str(t_list *list)
+{
+	size_t		size;
+	t_list		*tmp;
+	char		*new;
+
+	size = 0;
+	tmp = list;
+	while (tmp)
+	{
+		size += ft_strlen((char *)tmp->content) + 1;
+		tmp = tmp->next;
+	}
+	new = ft_memalloc(size);
+	while (list)
+	{
+		ft_strcat(new, (char *)list->content);
+		if (list->next)
+			ft_strcat(new, "  ");
+		list = list->next;
+	}
+	return (new);
+}