diff --git a/changes-entries/SessionDBDCookieName.txt b/changes-entries/SessionDBDCookieName.txt
new file mode 100644
index 0000000000..76c0aa110a
--- /dev/null
+++ b/changes-entries/SessionDBDCookieName.txt
@@ -0,0 +1,3 @@
+  *) mod_session_dbd: ensure format used with SessionDBDCookieName and
+     SessionDBDCookieName2 are correct.
+     Github #503 [Thomas Meyer <thomas m3y3r.de>]