diff --git a/src/mappings/pricing.ts b/src/mappings/pricing.ts
index 55e7eed0..1b2454f6 100644
--- a/src/mappings/pricing.ts
+++ b/src/mappings/pricing.ts
@@ -21,6 +21,7 @@ let WHITELIST: string[] = [
   '0x4200000000000000000000000000000000000006', // WETH
   '0x833589fcd6edb6e08f4c7c32d4f71b54bda02913', // USDC
   '0xd9aaec86b65d86f6a7b5b1b0c42ffa531710b6ca', // USDbC
+  '0x0b3e328455c4059eeb9e3f84b5543f74e24e7e1b', // VIRTUAL
 ]
 
 const STABLECOINS: string[] = [
diff --git a/subgraph.yaml b/subgraph.yaml
index 0682da2d..a0bd66f4 100644
--- a/subgraph.yaml
+++ b/subgraph.yaml
@@ -3,6 +3,11 @@ description: Uniswap is a decentralized protocol for automated token exchange on
 repository: https://github.com/Uniswap/uniswap-v2-subgraph
 schema:
   file: ./schema.graphql
+features:
+  - grafting 
+graft:
+  base: Qmf9xghXpYYNf3upz6p77kzeEcKszFWY2ETED87PpuinYm
+  block: 11817009
 dataSources:
   - kind: ethereum/contract
     name: Factory