diff --git a/beacon_chain/validator_client.nim b/beacon_chain/validator_client.nim
index 2a79783a2..93715d6e5 100644
--- a/beacon_chain/validator_client.nim
+++ b/beacon_chain/validator_client.nim
@@ -10,7 +10,7 @@ import
   os, strutils, json, times,
 
   # Nimble packages
-  stew/byteutils, stew/shims/[tables, macros],
+  stew/shims/[tables, macros],
   chronos, confutils, metrics, json_rpc/[rpcclient, jsonmarshal],
   chronicles,
   blscurve, json_serialization/std/[options, sets, net],
diff --git a/docker/shared_testnet/README.md b/docker/shared_testnet/README.md
index afac08bfc..bb1d5985d 100644
--- a/docker/shared_testnet/README.md
+++ b/docker/shared_testnet/README.md
@@ -63,9 +63,9 @@ Periodic rebuilds and restarts are implemented using Cron jobs on the servers:
 10 0,6,12,18 * * * PATH='/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/snap/bin'; cd /docker/beacon-node-testnet2-1; docker-compose --compatibility run --rm --name beacon-node-testnet2-1-build-run beacon_node --build; docker-compose restart -t 60
 ```
 
-Just the restart, using Ansible (not normally needed):
+The same, using Ansible (not normally needed):
 
 ```bash
-ansible nimbus-slaves[5:8] -i ansible/inventory/test -u YOUR_USER -o -m shell -a "echo; cd /docker/beacon-node-testnet2-1; docker-compose restart -t 60; echo '---'" | sed 's/\\n/\n/g'
+ansible nimbus-slaves[5:8] -i ansible/inventory/test -u YOUR_USER -o -m shell -a "echo; cd /docker/beacon-node-testnet2-1; docker-compose --compatibility run --rm --name beacon-node-testnet2-1-build-run beacon_node --build; docker-compose restart -t 60; echo '---'" | sed 's/\\n/\n/g'
 ```
 
diff --git a/tests/test_mainchain_monitor.nim b/tests/test_mainchain_monitor.nim
index 1ba6ba50d..ff4186d6b 100644
--- a/tests/test_mainchain_monitor.nim
+++ b/tests/test_mainchain_monitor.nim
@@ -7,7 +7,7 @@ import
 
 type
   MockDataProvider = ref object of DataProvider
-    
+
 
 method getBlockByHash*(p: MockDataProvider, hash: BlockHash): Future[BlockObject] {.
   async
diff --git a/vendor/nim-chronicles b/vendor/nim-chronicles
index 3d7619b1f..3e42e9a33 160000
--- a/vendor/nim-chronicles
+++ b/vendor/nim-chronicles
@@ -1 +1 @@
-Subproject commit 3d7619b1f559c86b2ef026f386d6d872b9331c82
+Subproject commit 3e42e9a33e3e490d9f18d8e33219f67f64f4d8a7
diff --git a/vendor/nim-chronos b/vendor/nim-chronos
index f856c885f..63041b2d8 160000
--- a/vendor/nim-chronos
+++ b/vendor/nim-chronos
@@ -1 +1 @@
-Subproject commit f856c885facfb45074b95c5df42f6468f2cc86da
+Subproject commit 63041b2d8f54a4873a78b93421046038fb5e01d3
diff --git a/vendor/nim-libp2p b/vendor/nim-libp2p
index c6c2d9990..b8b0a2b4b 160000
--- a/vendor/nim-libp2p
+++ b/vendor/nim-libp2p
@@ -1 +1 @@
-Subproject commit c6c2d99907b2f86bc67b3e5bddf97ac966581c88
+Subproject commit b8b0a2b4bce8448b3aabc67fda96534124073c1c
diff --git a/vendor/nim-testutils b/vendor/nim-testutils
index 622607e98..1b883ae28 160000
--- a/vendor/nim-testutils
+++ b/vendor/nim-testutils
@@ -1 +1 @@
-Subproject commit 622607e98ee54ab600af5d43d32244333a643e2a
+Subproject commit 1b883ae2845d1b06bb653f6f1bc249c383435dcc
diff --git a/vendor/nimbus-build-system b/vendor/nimbus-build-system
index 767c8e0fb..4fe12e1cf 160000
--- a/vendor/nimbus-build-system
+++ b/vendor/nimbus-build-system
@@ -1 +1 @@
-Subproject commit 767c8e0fb433da5276c4ac3e61b3360e003536a7
+Subproject commit 4fe12e1cfd7b4bce6d9802024342662f372bd5e5