diff --git a/db/docs/ci_minutes_additional_packs.yml b/db/docs/ci_minutes_additional_packs.yml
index c449e8c22e71e013c3501ffbb015f48652192e03..cffeb058eac7af1460d48fa414777f81695d41ad 100644
--- a/db/docs/ci_minutes_additional_packs.yml
+++ b/db/docs/ci_minutes_additional_packs.yml
@@ -5,7 +5,10 @@ classes:
 feature_categories:
 - purchase
 - consumables_cost_management
-description: Stores CI minutes purchases for a given namespace with fields for synchronizing and expiring available minutes between Customers Portal and GitLab.
+description: Stores CI minutes purchases for a given namespace with fields for synchronizing
+  and expiring available minutes between Customers Portal and GitLab.
 introduced_by_url: https://gitlab.com/gitlab-org/gitlab/-/merge_requests/62393
 milestone: '14.0'
 gitlab_schema: gitlab_ci
+sharding_key:
+  namespace_id: namespaces
diff --git a/db/docs/gitlab_subscriptions.yml b/db/docs/gitlab_subscriptions.yml
index 1703a95422c3a3806c6f320ce6e45970236b68b2..6907b8030f1edee761eff20bad5a295930e330b7 100644
--- a/db/docs/gitlab_subscriptions.yml
+++ b/db/docs/gitlab_subscriptions.yml
@@ -8,3 +8,5 @@ description: Used to store information related to GitLab subscriptions
 introduced_by_url: https://gitlab.com/gitlab-org/gitlab/-/merge_requests/7885
 milestone: '11.6'
 gitlab_schema: gitlab_main_cell
+sharding_key:
+  namespace_id: namespaces