diff --git a/CHANGELOG.md b/CHANGELOG.md
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@@ -1,3 +1,22 @@
+# Changelog for 1.2.3
+
+The following sections list the changes for 1.2.3.
+
+## Summary
+
+ * Fix #175: Correctly read loadbalancer traffic
+
+## Details
+
+ * Bugfix #175: Correctly read loadbalancer traffic
+
+   We used a wrong attribute to read the loadbalancer traffic which resulted in missing metrics
+   for the realtime traffic in and out for all loadbalancers. With this fix you should be able to use
+   the metrics.
+
+   https://github.com/promhippie/hcloud_exporter/issues/175
+
+
 # Changelog for 1.2.2
 
 The following sections list the changes for 1.2.2.