diff --git a/Makefile b/Makefile
index 16844c3..c0054db 100644
--- a/Makefile
+++ b/Makefile
@@ -6,7 +6,7 @@
 #    By: lalgarra <lalgarra@student.42madrid.com>   +#+  +:+       +#+         #
 #                                                 +#+#+#+#+#+   +#+            #
 #    Created: 2025/10/03 18:03:12 by lalgarra          #+#    #+#              #
-#    Updated: 2025/10/03 18:10:11 by lalgarra         ###   ########.fr        #
+#    Updated: 2025/10/03 18:33:44 by lalgarra         ###   ########.fr        #
 #                                                                              #
 # **************************************************************************** #
 
@@ -16,14 +16,14 @@ LIBDIR = ../repo_libft_algarra
 
 CFLAGS += -Wall -Wextra -Werror -g3 -iquote $(LIBDIR) -L$(LIBDIR) -lft
 
-TESTS:= isalpha_test isdigit_test isalnum_test isascii_test
+TESTS:= isalpha_test isdigit_test isalnum_test isascii_test \
+	isprint_test
 
 %_actual.output : %_test
 	@./$*_test > ./$*_actual.output ;
 
 %_report : %_test %_actual.output
-	-(diff -a $*_expected.output $*_actual.output && \
-		echo "Test OK") > $*_report 
+	-(diff -a $*_expected.output $*_actual.output && echo "Test OK") > $*_report 
 
 EXES = $(TESTS)
 
diff --git a/isprint_expected.output b/isprint_expected.output
new file mode 100644
index 0000000..83fa06e
Binary files /dev/null and b/isprint_expected.output differ
diff --git a/isprint_test.c b/isprint_test.c
new file mode 100644
index 0000000..642e272
--- /dev/null
+++ b/isprint_test.c
@@ -0,0 +1,25 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   isprint_test.c                                     :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: lalgarra <lalgarra@student.42madrid.com>   +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2025/10/03 18:27:44 by lalgarra          #+#    #+#             */
+/*   Updated: 2025/10/03 18:39:12 by lalgarra         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "libft.h"
+#include<stdio.h>
+
+int	main(void)
+{
+	int p1;
+
+	for (p1 = 0; p1 < 256; p1++)
+	{
+		printf("'%c' (%i); isprint(c)!=0: %i\r\n", p1, p1, isprint(p1)!=0);
+	}
+	return (0);
+}