diff --git a/sql/moz-fx-data-shared-prod/stripe_external/customer_discount_v1/query.sql b/sql/moz-fx-data-shared-prod/stripe_external/customer_discount_v1/query.sql
index 41d26056e02..fb1c05e89c4 100644
--- a/sql/moz-fx-data-shared-prod/stripe_external/customer_discount_v1/query.sql
+++ b/sql/moz-fx-data-shared-prod/stripe_external/customer_discount_v1/query.sql
@@ -12,3 +12,6 @@ SELECT
   subscription_id,
 FROM
   `moz-fx-data-bq-fivetran`.stripe.customer_discount
+WHERE
+  -- Fivetran used to have a bug where it synced subscription discounts as customer discounts.
+  subscription_id IS NULL
diff --git a/sql/moz-fx-data-shared-prod/stripe_external/discount_v1/query.sql b/sql/moz-fx-data-shared-prod/stripe_external/discount_v1/query.sql
index f89b784f5a5..cd04d289295 100644
--- a/sql/moz-fx-data-shared-prod/stripe_external/discount_v1/query.sql
+++ b/sql/moz-fx-data-shared-prod/stripe_external/discount_v1/query.sql
@@ -17,3 +17,6 @@ SELECT
   subscription_id,
 FROM
   `moz-fx-data-bq-fivetran.stripe.discount`
+WHERE
+  -- Fivetran used to have a bug where it synced subscription discounts as customer discounts.
+  NOT (type = 'CUSTOMER' AND subscription_id IS NOT NULL)