diff --git a/scripts/_common.sh b/scripts/_common.sh
index 0209a1b..76dfd66 100644
--- a/scripts/_common.sh
+++ b/scripts/_common.sh
@@ -6,7 +6,7 @@
 
 php_exec() {
 	(cd "$install_dir" && ynh_exec_as "$app" \
-	    php${YNH_PHP_VERSION} "$install_dir/bin/console" --no-interaction --env=prod "$@")
+	    php$phpversion "$install_dir/bin/console" --no-interaction --env=prod "$@")
 }
 
 #=================================================
diff --git a/scripts/upgrade b/scripts/upgrade
index 9a9fee2..3d299ff 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -31,6 +31,8 @@ then
 	mkdir "$install_dir/var/cache"
 fi
 
+chown -R $app:www-data "$install_dir"
+
 #=================================================
 # REAPPLY SYSTEM CONFIGURATIONS
 #=================================================