diff --git a/changelog.d/6135.bugfix b/changelog.d/6135.bugfix
new file mode 100644
index 0000000000..5f9f010cb1
--- /dev/null
+++ b/changelog.d/6135.bugfix
@@ -0,0 +1 @@
+Fix bug in background update that adds last seen information to the `devices` table, and improve its performance on Postgres.