diff --git a/CHANGELOG.md b/CHANGELOG.md
index 7c75726..046e446 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,13 @@
+v5
+--
+
+mainly changed parts for being ordered and assembled in larger batch:
+
+- change RJ45 port
+- change barrier screw terminal
+- change spring terminal
+- reroute accordingly
+
 v4
 --