diff --git a/app/code/Magento/Catalog/etc/db_schema.xml b/app/code/Magento/Catalog/etc/db_schema.xml
index 36decbcff0892..f94218ebb7666 100644
--- a/app/code/Magento/Catalog/etc/db_schema.xml
+++ b/app/code/Magento/Catalog/etc/db_schema.xml
@@ -1645,6 +1645,11 @@
         <constraint xsi:type="primary" referenceId="PRIMARY">
             <column name="id"/>
         </constraint>
+        <constraint xsi:type="unique" referenceId="CAT_PRD_IDX_PRICE_TMP_ENTT_ID_CSTR_GROUP_ID_WS_ID">
+            <column name="entity_id"/>
+            <column name="customer_group_id"/>
+            <column name="website_id"/>
+        </constraint>
     </table>
     <table name="catalog_category_product_index_tmp" resource="default" engine="innodb"
            comment="Catalog Category Product Indexer temporary table">
diff --git a/app/code/Magento/Catalog/etc/db_schema_whitelist.json b/app/code/Magento/Catalog/etc/db_schema_whitelist.json
index fd332606bb220..cc7a3c5eecf19 100644
--- a/app/code/Magento/Catalog/etc/db_schema_whitelist.json
+++ b/app/code/Magento/Catalog/etc/db_schema_whitelist.json
@@ -987,7 +987,8 @@
             "final_price": true,
             "min_price": true,
             "max_price": true,
-            "tier_price": true
+            "tier_price": true,
+            "id": true
         },
         "index": {
             "CATALOG_PRODUCT_INDEX_PRICE_TMP_CUSTOMER_GROUP_ID": true,
@@ -995,7 +996,8 @@
             "CATALOG_PRODUCT_INDEX_PRICE_TMP_MIN_PRICE": true
         },
         "constraint": {
-            "PRIMARY": true
+            "PRIMARY": true,
+            "CAT_PRD_IDX_PRICE_TMP_ENTT_ID_CSTR_GROUP_ID_WS_ID": true
         }
     },
     "catalog_category_product_index_tmp": {