diff --git a/schema.graphql b/schema.graphql
index 90f6202..cdb8bf2 100644
--- a/schema.graphql
+++ b/schema.graphql
@@ -276,7 +276,7 @@ type Order @entity {
   tx: String!
   block: Int!
 
-  lastPriceToken: String!
+  lastPriceToken: Token!
   lastPriceValue: BigDecimal!
   estimatedUSDValue: BigDecimal!
 }