diff --git a/composer.json b/composer.json
index 766e50b1797a736e519e9068f4aabad02076325f..525cd5bbafce83ca5568f10fe75e6908b05605d2 100644
--- a/composer.json
+++ b/composer.json
@@ -46,8 +46,14 @@
   "scripts": {
     "post-install-cmd": "@customize-reminder",
     "post-update-cmd": "@customize-reminder",
-    "post-create-project-cmd": "rm CUSTOMIZATION.md README.md LICENSE .docheader src/*.php tests/*.php",
-    "customize-reminder": "echo 'Ne pas oublier de configurer ce template, cf. https://gitlab.irstea.fr/pole-is/tools/php-skeleton/blob/master/CUSTOMIZATION.md'",
+    "post-create-project-cmd": [
+      "rm CUSTOMIZATION.md README.md LICENSE .docheader src/*.php tests/*.php",
+      "@customize-reminder"
+    ],
+    "customize-reminder": [
+      "echo '\\e[1;5;37;41m\\n\\n\\tNe pas oublier de configurer ce template, cf. https://gitlab.irstea.fr/pole-is/tools/php-skeleton/blob/master/CUSTOMIZATION.md\\n\\e[0m\\n'",
+      "if test -x /usr/bin/sensible-browser -a -n \"$DISPLAY\"; then sensible-browser https://gitlab.irstea.fr/pole-is/tools/php-skeleton/blob/master/CUSTOMIZATION.md; fi"
+    ],
     "phploc": "vendor/bin/phploc src tests",
     "format": "vendor/bin/php-cs-fixer fix",
     "fix-cs": "@format",