diff --git a/planning/gantt.png b/planning/gantt.png
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Binary files a/planning/gantt.png and b/planning/gantt.png differ
diff --git a/planning/gantt.puml b/planning/gantt.puml
index fc41d19..943f49e 100644
--- a/planning/gantt.puml
+++ b/planning/gantt.puml
@@ -30,10 +30,11 @@ projectscale monthly
 
 -- WP4 Exploitation: Vertical Hosting --
 [D4.1 software integrated with hosting provider] starts 2025-12-01 and ends 2026-04-30 and is 0% completed
+[D4.2 security audit] starts 2026-04-01 and ends 2026-04-30 and is 0% completed
 
 -- WP5 Exploitation: Enhancement and Usability --
-[D5.1 round out user experience] starts 2026-05-01 and ends 2026-11-30 and is 0% completed
-[D5.2 complete application offering] starts 2026-05-01 and ends 2026-11-30 and is 0% completed
+[D5.1 round out user experience] starts 2026-05-01 and ends 2026-10-30  and is 0% completed
+[D5.2 complete application offering] starts 2026-07-01 and ends 2026-11-30 and is 0% completed
 
 -- WP6 Open calls and grant management --
 [M2 Announcement open call] starts 2023-12-29 and requires 7 days and is 100% completed