diff --git a/manifest.toml b/manifest.toml
index 0d32d66..76750ec 100644
--- a/manifest.toml
+++ b/manifest.toml
@@ -73,7 +73,7 @@ ram.runtime = "50M"
     main.url = "/"
 
     [resources.apt]
-    packages = "mariadb-server, php8.2-bcmath, php8.2-gmp, php8.2-fileinfo, php8.2-gd, php8.2-mbstring, php8.2-pdo, php8.2-xml, php8.2-curl, php8.2-zip, php8.2-mysql, libnss3-dev, libatk1.0-0, libatk-bridge2.0-0, libxcomposite1, libxrandr2, libasound2, libcups2, libdrm2, libxkbcommon0, libxdamage1, libxfixes3, libgbm1, libpango-1.0-0, libcairo2"
+    packages = "mariadb-server, php8.3-bcmath, php8.3-gmp, php8.3-fileinfo, php8.3-gd, php8.3-mbstring, php8.3-pdo, php8.3-xml, php8.3-curl, php8.3-zip, php8.3-mysql, libnss3-dev, libatk1.0-0, libatk-bridge2.0-0, libxcomposite1, libxrandr2, libasound2, libcups2, libdrm2, libxkbcommon0, libxdamage1, libxfixes3, libgbm1, libpango-1.0-0, libcairo2"
 
     [resources.database]
     type = "mysql"
diff --git a/scripts/backup b/scripts/backup
index dbbf81c..b7f5254 100755
--- a/scripts/backup
+++ b/scripts/backup
@@ -22,23 +22,13 @@ ynh_print_info --message="Declaring files to be backed up..."
 ynh_backup --src_path="$install_dir"
 
 #=================================================
-# BACKUP THE NGINX CONFIGURATION
+# SYSTEM CONFIGURATION
 #=================================================
 
 ynh_backup --src_path="/etc/nginx/conf.d/$domain.d/$app.conf"
 
-#=================================================
-# BACKUP THE PHP-FPM CONFIGURATION
-#=================================================
-
 ynh_backup --src_path="/etc/php/$phpversion/fpm/pool.d/$app.conf"
 
-#=================================================
-# SPECIFIC BACKUP
-#=================================================
-# BACKUP A CRON FILE
-#=================================================
-
 ynh_backup --src_path="/etc/cron.d/$app"
 
 #=================================================
diff --git a/scripts/install b/scripts/install
index 93a679c..b3b8717 100755
--- a/scripts/install
+++ b/scripts/install
@@ -58,7 +58,7 @@ ynh_script_progression --message="Modifying a config file..." --weight=1
 
 ynh_add_config --template="default.env" --destination="$install_dir/.env"
 
-chmod 400 "$install_dir/.env"
+chmod 600 "$install_dir/.env"
 chown $app:$app "$install_dir/.env"
 
 #=================================================
diff --git a/scripts/upgrade b/scripts/upgrade
index de23274..0b15889 100755
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -69,7 +69,7 @@ then
 
        ynh_add_config --template="default.env" --destination="$install_dir/.env"
 
-       chmod 400 "$install_dir/.env"
+       chmod 600 "$install_dir/.env"
        chown $app:$app "$install_dir/.env"
 fi