diff --git a/scripts/upgrade b/scripts/upgrade
index 86ae782..ed5b7f2 100755
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -46,6 +46,13 @@ ynh_script_progression --message="Upgrading PHP-FPM configuration..." --weight=1
 # Create a dedicated PHP-FPM config
 ynh_add_fpm_config --usage=low --footprint=low
 
+#=================================================
+# GENERIC FINALIZATION
+#=================================================
+ynh_script_progression --message="Removing install.php" --weight=1
+
+ynh_secure_remove "$final_path/install.php"
+
 #=================================================
 # END OF SCRIPT
 #=================================================