diff --git a/Hexdiff/Makefile b/Hexdiff/Makefile
index bb0d30d..bb3931b 100644
--- a/Hexdiff/Makefile
+++ b/Hexdiff/Makefile
@@ -4,9 +4,11 @@
 #
 #	old site : http://tboudet.free.fr/hexdiff/
 #
+#	https://git.tetalab.org/tTh/KlugyTools/src/branch/main/Hexdiff
+#
 
 OU_LE_METTRE = /usr/local
-VERSION=0.0.50
+VERSION=0.0.51
 
 TARNAME="hexdiff-$(VERSION).tar.gz"
 
diff --git a/Hexdiff/asciiview.c b/Hexdiff/asciiview.c
index 0042267..548afb4 100644
--- a/Hexdiff/asciiview.c
+++ b/Hexdiff/asciiview.c
@@ -162,9 +162,11 @@ do
 			fenetre_active ^= 1;
 			break;
 		case KEY_UP:
-			if (clig>0)	clig--;		break;
+			if (clig>0)	clig--;
+			break;
 		case KEY_DOWN:
-			if (clig<15)	clig++;		break;
+			if (clig<15)	clig++;
+			break;
 		case KEY_LEFT:
 			if (ccol>0)	ccol--;
 			else if (clig>0)
diff --git a/Hexdiff/fonctions.c b/Hexdiff/fonctions.c
index fde1fc9..cbd0212 100644
--- a/Hexdiff/fonctions.c
+++ b/Hexdiff/fonctions.c
@@ -125,7 +125,7 @@ char	buffer[200];
 
 barre_inverse(' ', 0);
 standout();
-mvaddstr(0, 2, " Visuel HexDiff v " VERSION " by tTh 2007 ");
+mvaddstr(0, 2, " Visuel HexDiff v " VERSION " by tTh 2023 ");
 #if TRACE
 sprintf(buffer, " screen size %dx%d ", COLS, LINES);
 foo = strlen(buffer);
@@ -211,8 +211,9 @@ delwin(popup);
 static char *about_texte[] = 
 	{
 	"Visuel Hexdiff - version " VERSION,
-	"(c) 2007 by Thierry [tth] Boudet",
+	"(c) 2023 by Thierry [tTh] Boudet",
 	"http://tboudet.free.fr/hexdiff/",
+	"https://git.tetalab.org/tTh/KlugyTools/",
 	"send bugs reports: tontonth@free.fr",
 	"binary build: " __DATE__ "/" __TIME__,
 	};
@@ -227,7 +228,7 @@ int	foo;
 fprintf(stderr, "boite about: %d lignes\n", nblignes);
 #endif
 
-popup = newwin((nblignes*2)+3, 43, L_POPUP, C_POPUP);
+popup = newwin((nblignes*2)+3, 46, L_POPUP, C_POPUP);
 bordure(popup);
 
 for (foo=0; foo<nblignes; foo++)
@@ -318,8 +319,9 @@ return -1;
 /*----------------------------------------------------------------*/
 void version(void)
 {
-fprintf(stderr, "\nThis is 'hexdiff' v "VERSION", made by tontonTh in 2007\n");
-fprintf(stderr, "homepage: http://tboudet.free.fr/hexdiff/\n");
+fprintf(stderr, "\nThis is 'hexdiff' v "VERSION", made by tTh in 2023\n");
+/* fprintf(stderr, "homepage: http://tboudet.free.fr/hexdiff/\n"); */
+fprintf(stderr, "homepage: https://git.tetalab.org/tTh/KlugyTools/\n");
 #if TRACE
 fprintf(stderr, "Warning ! compiled with active TRACE !\n");
 #endif