diff --git a/emerald-grpc b/emerald-grpc
index c89cd3f5..31527635 160000
--- a/emerald-grpc
+++ b/emerald-grpc
@@ -1 +1 @@
-Subproject commit c89cd3f5ccf57f4e7ede00eaac659714d521505c
+Subproject commit 315276353fefc556e47fa3d0f1a191f7522f784e
diff --git a/foundation/src/main/resources/chains.yaml b/foundation/src/main/resources/chains.yaml
index 130671bd..578cc2b0 100644
--- a/foundation/src/main/resources/chains.yaml
+++ b/foundation/src/main/resources/chains.yaml
@@ -194,6 +194,7 @@ chain-settings:
           gas-price-condition:
             - ne 3000000000
             - ne 5000000000
+          call-validate-contract: 0x29fa9fc9e0fffec904124d179ddcc41f5528db7c
         - id: Testnet
           priority: 1
           code: BSC_TESTNET