diff --git a/scripts/prepare_release.sh b/scripts/prepare_release.sh
index 14b7556..93fa282 100755
--- a/scripts/prepare_release.sh
+++ b/scripts/prepare_release.sh
@@ -14,6 +14,7 @@
 #
 # Copyright (C) 2026 Eclipse ThreadX contributors
 # SPDX-License-Identifier: MIT
+# Portions of this file were generated with AI assistance.
 
 set -eu
 
@@ -117,8 +118,6 @@ sed -i -E "s|(#define LEVELX_HOTFIX_VERSION[[:space:]]+)'[^']*'|\1${HOTFIX_DEFIN
 git -C "${REPO_ROOT}" add "${API_HEADER}"
 git -C "${REPO_ROOT}" commit -F - <<'COMMIT_EOF'
 Updated version number constants
-
-Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>
 COMMIT_EOF
 
 printf "Committed version constant updates.\n"