diff --git a/planning/gantt.puml b/planning/gantt.puml
index 7070735..e4683aa 100644
--- a/planning/gantt.puml
+++ b/planning/gantt.puml
@@ -25,7 +25,7 @@ projectscale monthly
 [D2.7 Analyze investment on fediverse] starts 2023-12-01 and ends 2024-04-30 and is colored in Red
 [D2.6 CI/CD setup] starts 2024-03-01 and ends 2024-10-31 and is colored in Red
 [D2.4 Nix Packages and NixOS Services] starts 2024-05-01 and ends 2024-11-29 and is colored in Red
-[D2.1 Software Release test environment] starts 2024-06-28 and ends 2024-11-29 and is colored in Red
+[D2.1 Software Release test environment] starts 2024-06-28 and ends 2024-11-29  and is 80% completed
 [D2.2 Software Release beta environment] starts 2025-01-01 and ends 2025-12-31 and is 0% completed
 [D2.3 Software release 1.0] starts 2025-12-01 and ends 2026-11-30 and is 0% completed