diff --git a/ex08/ft_strlowcase.c b/ex08/ft_strlowcase.c
new file mode 100644
index 0000000..c15a896
--- /dev/null
+++ b/ex08/ft_strlowcase.c
@@ -0,0 +1,36 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ft_strlowcase.c                                    :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: tischmid <marvin@42.fr>                    +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2023/03/19 11:18:13 by tischmid          #+#    #+#             */
+/*   Updated: 2023/03/19 11:27:10 by tischmid         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+char	*ft_strlowcase(char *str)
+{
+	int	i;
+
+	i = -1;
+	while (str[++i] != '\0')
+		if (str[i] >= 'A' && str[i] <= 'Z')
+			str[i] = str[i] | 32;
+	return (str);
+}
+
+/* ////
+#include <stdio.h>
+
+int	main(void)
+{
+	char	s1[] = "hEllO worLd";
+	char	*s2;
+	printf("%s\n", s1);
+	s2 = ft_strlowcase(s1);
+	printf("%s\n", s2);
+	return (0);
+}
+*/ ////