diff --git a/CHANGELOG.md b/CHANGELOG.md
index 9caca03..924ccab 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,9 @@
 All notable changes are documented in this file.
 
+## v21.1 - 2024-12-21
+
+- New version of `octez`: Quebec protocol (ParisC still active).
+
 ## v21.0 - 2024-11-15
 
 - New version of `octez`: Quebec protocol (ParisC still active).
diff --git a/usr/local/bin/tezos-constants.sh b/usr/local/bin/tezos-constants.sh
index 80b201c..7b7603f 100755
--- a/usr/local/bin/tezos-constants.sh
+++ b/usr/local/bin/tezos-constants.sh
@@ -5,11 +5,11 @@
 ##############################
 
 case "$BAKER_ARCH" in
-   "amd64") GITLAB_PACKAGE_ID='159438808'
+   "amd64") GITLAB_PACKAGE_ID='166087384'
    ;;
-   "arm64") GITLAB_PACKAGE_ID='159440008'
+   "arm64") GITLAB_PACKAGE_ID='166088079'
    ;;
-   *) echo "Unknown architecture '$BAKER_ARCH'. Assumed 'amd64'." ; GITLAB_PACKAGE_ID='159438808'
+   *) echo "Unknown architecture '$BAKER_ARCH'. Assumed 'amd64'." ; GITLAB_PACKAGE_ID='166087384'
    ;;
 esac