diff --git a/CHANGELOG.md b/CHANGELOG.md
index 91491412..5000f77f 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,6 +6,7 @@
Version 4.0.5 - ??/??/2026
- Fix: HTML part of the mail body used in prompt is displayed as HTML code and it is not rendered. This a display fix, there is no change on how the prompt is sent to the AI [#711].
+ - Fix: HTML elements added by ThunderAI (like the antispam banner) are no more visible in HTML or text data placeholders [#710].
- ...
Version 4.0.4 - 26/03/2026
diff --git a/options/mzta-release-notes.html b/options/mzta-release-notes.html
index f7604dee..8fc5cf2a 100644
--- a/options/mzta-release-notes.html
+++ b/options/mzta-release-notes.html
@@ -10,6 +10,7 @@
Version 4.0.5 - ??/??/2026
- Fix: HTML part of the mail body used in prompt is displayed as HTML code and it is not rendered. This a display fix, there is no change on how the prompt is sent to the AI [#711].
+ - Fix: HTML elements added by ThunderAI (like the antispam banner) are no more visible in HTML or text data placeholders [#710].
- [All APIs]The API webchat window now has a dynamic title [#696]
- ...