diff --git a/.github/workflows/fluffy.yml b/.github/workflows/fluffy.yml
index 050a9d712..076e1c730 100644
--- a/.github/workflows/fluffy.yml
+++ b/.github/workflows/fluffy.yml
@@ -1,3 +1,10 @@
+# Nimbus
+# Copyright (c) 2021-2023 Status Research & Development GmbH
+# Licensed and distributed under either of
+#   * MIT license (license terms in the root directory or at https://opensource.org/licenses/MIT).
+#   * Apache v2 license (license terms in the root directory or at https://www.apache.org/licenses/LICENSE-2.0).
+# at your option. This file may not be copied, modified, or distributed except according to those terms.
+
 name: fluffy CI
 on:
   push:
@@ -8,6 +15,7 @@ on:
       - '!fluffy/docs/**'
       - 'nimbus/rpc/hexstrings.nim'
       - 'nimbus/rpc/rpc_*.nim'
+      - 'nimbus/db/**'
       - 'vendor/**'
       - 'Makefile'
       - 'nimbus.nimble'
@@ -20,6 +28,7 @@ on:
       - '!fluffy/docs/**'
       - 'nimbus/rpc/hexstrings.nim'
       - 'nimbus/rpc/rpc_*.nim'
+      - 'nimbus/db/**'
       - 'vendor/**'
       - 'Makefile'
       - 'nimbus.nimble'
diff --git a/nimbus/db/aristo/aristo_desc/desc_identifiers.nim b/nimbus/db/aristo/aristo_desc/desc_identifiers.nim
index e392e7fbb..dcb4512d0 100644
--- a/nimbus/db/aristo/aristo_desc/desc_identifiers.nim
+++ b/nimbus/db/aristo/aristo_desc/desc_identifiers.nim
@@ -18,6 +18,7 @@ import
   std/[sequtils, strutils, hashes],
   eth/[common, trie/nibbles],
   stew/byteutils,
+  chronicles,
   results,
   stint
 
@@ -97,6 +98,13 @@ type
     root*: VertexID                  ## Root ID for the sub-trie.
     key*: HashKey                     ## Merkle hash or encoded small node data
 
+# ------------------------------------------------------------------------------
+# Chronicles formatters
+# ------------------------------------------------------------------------------
+
+chronicles.formatIt(VertexID): $it
+chronicles.formatIt(QueueID): $it
+
 # ------------------------------------------------------------------------------
 # Private helpers
 # ------------------------------------------------------------------------------