diff --git a/CHANGELOG.md b/CHANGELOG.md
index 0772a115..8c45aef8 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,7 +6,7 @@
 <h2>Version 4.1.0 - ??/??/2026</h2>
       <ul>
         <li>Antispam information are now permanently saved for each message [<a href="https://github.com/micz/ThunderAI/issues/675">#675</a>].</li>
-        <li><i>[All APIs]</i> A summaru has been added above the mail content [<a href="https://github.com/micz/ThunderAI/issues/580">#580</a>].</li>
+        <li><i>[All APIs]</i> A summary has been added above the mail content [<a href="https://github.com/micz/ThunderAI/issues/580">#580</a>].</li>
         <li>...</li>
       </ul>
 <h2>Version 4.0.3 - 20/03/2026</h2>
diff --git a/options/mzta-release-notes.html b/options/mzta-release-notes.html
index 3f21a98c..a27a7b28 100644
--- a/options/mzta-release-notes.html
+++ b/options/mzta-release-notes.html
@@ -10,7 +10,7 @@
       <h2>Version 4.1.0 - ??/??/2026</h2>
       <ul>
         <li>Antispam information are now permanently saved for each message [<a href="https://github.com/micz/ThunderAI/issues/675">#675</a>].</li>
-        <li><i>[All APIs]</i> A summaru has been added above the mail content [<a href="https://github.com/micz/ThunderAI/issues/580">#580</a>].</li>
+        <li><i>[All APIs]</i> A summary has been added above the mail content [<a href="https://github.com/micz/ThunderAI/issues/580">#580</a>].</li>
         <li>...</li>
       </ul>
       <h2>Version 4.0.3 - 20/03/2026</h2>