diff --git a/pyproject.toml b/pyproject.toml
index 9c4d4ef..cae682f 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -131,11 +131,16 @@ error-on-warning = true
 
 [tool.typos.files]
 extend-exclude = [
-    "release-notes.md",
     "uv.lock",
     "coverage/",
     "htmlcov/",
 ]
 
+[tool.typos.default]
+extend-ignore-re = [
+    # GitHub usernames in @mentions
+    "@[a-zA-Z0-9](?:-?[a-zA-Z0-9])*",
+]
+
 [tool.typos.default.extend-identifiers]
 alls = "alls"