diff --git a/install.sh b/install.sh
index 8aae808..c1640e8 100644
--- a/install.sh
+++ b/install.sh
@@ -23,11 +23,13 @@ set -e
 # Définition des couleurs
 RED='\033[0;31m'
 GREEN='\033[0;32m'
-YELLOW='\033[0;33m'
-BLUE='\033[0;34m'
+LIGHT_RED='\033[1;31m'
+LIGHT_GREEN='\033[1;32m'
+YELLOW='\033[1;33m'
+BLUE='\033[1;34m'
 NC='\033[0m' # No Color
 
-echo -e "${RED}Welcome to Guix Simplified Installer${NC}"
+echo -e "${LIGHT_RED}Welcome to Guix Simplified Installer${NC}"
 echo -e "${NC}Copyright (C) 2024 Adrien Bourmault <neox@a-lec.org>${NC}"
 echo -e "${NC}This program is free software, released under the GNU AGPL version 3 or later.${NC}"