diff --git a/.github/workflows/rpc-integration-tests.yml b/.github/workflows/rpc-integration-tests.yml
index ca83c1f69f..22875f4549 100644
--- a/.github/workflows/rpc-integration-tests.yml
+++ b/.github/workflows/rpc-integration-tests.yml
@@ -27,7 +27,7 @@ jobs:
       - name: Checkout RPC Tests Repository & Install Requirements
         run: |
           rm -rf ${{runner.workspace}}/rpc-tests
-          git -c advice.detachedHead=false clone --depth 1 --branch v0.10.0 https://github.com/erigontech/rpc-tests ${{runner.workspace}}/rpc-tests
+          git -c advice.detachedHead=false clone --depth 1 --branch v0.11.0 https://github.com/erigontech/rpc-tests ${{runner.workspace}}/rpc-tests
           cd ${{runner.workspace}}/rpc-tests
           pip3 install -r requirements.txt
 
diff --git a/silkworm/rpc/json/transaction.cpp b/silkworm/rpc/json/transaction.cpp
index 5995b55b10..4d1a73f28e 100644
--- a/silkworm/rpc/json/transaction.cpp
+++ b/silkworm/rpc/json/transaction.cpp
@@ -47,10 +47,7 @@ void to_json(nlohmann::json& json, const Transaction& transaction) {
         json["chainId"] = rpc::to_quantity(*transaction.chain_id);
         json["v"] = rpc::to_quantity(uint64_t(transaction.odd_y_parity));
         json["accessList"] = transaction.access_list;  // EIP2930
-        // Erigon currently at 2.48.1 does not yet support yParity field
-        if (!rpc::compatibility::is_erigon_json_api_compatibility_required()) {
-            json["yParity"] = rpc::to_quantity(transaction.odd_y_parity);
-        }
+        json["yParity"] = rpc::to_quantity(transaction.odd_y_parity);
     } else if (transaction.chain_id) {
         json["chainId"] = rpc::to_quantity(*transaction.chain_id);
         json["v"] = rpc::to_quantity(silkworm::endian::to_big_compact(transaction.v()));
@@ -100,11 +97,7 @@ void make_glaze_json_transaction(const silkworm::Transaction& tx, GlazeJsonTrans
             glaze_access_list.push_back(std::move(access_list_json_tx));
         }
         json_tx.access_list = std::make_optional(std::move(glaze_access_list));
-
-        //  Erigon currently at 2.48.1 does not yet support yParity field
-        if (!rpc::compatibility::is_erigon_json_api_compatibility_required()) {
-            json_tx.yparity = std::make_optional(rpc::to_quantity(tx.odd_y_parity));
-        }
+        json_tx.yparity = std::make_optional(rpc::to_quantity(tx.odd_y_parity));
     } else if (tx.chain_id) {
         json_tx.chain_id = std::make_optional(to_quantity(*tx.chain_id));
         to_quantity(std::span(json_tx.v), silkworm::endian::to_big_compact(tx.v()));