diff --git a/express_relay/examples/easy_lend/src/monitor.ts b/express_relay/examples/easy_lend/src/monitor.ts
index f5b6cd2844..bc12dfbb31 100644
--- a/express_relay/examples/easy_lend/src/monitor.ts
+++ b/express_relay/examples/easy_lend/src/monitor.ts
@@ -3,7 +3,7 @@ import { hideBin } from "yargs/helpers";
 import {
   checkAddress,
   Client,
-  OpportunityParams,
+  OpportunityCreate,
 } from "@pythnetwork/express-relay-js";
 import type { ContractFunctionReturnType } from "viem";
 import {
@@ -133,7 +133,7 @@ class ProtocolMonitor {
         { token: this.wethContract, amount: targetCallValue },
       ];
     }
-    const opportunity: OpportunityParams = {
+    const opportunity: OpportunityCreate = {
       chainId: this.chainId,
       targetContract: this.vaultContract,
       targetCalldata: calldata,
diff --git a/express_relay/sdk/js/src/types.ts b/express_relay/sdk/js/src/types.ts
index a1c74c4b6e..a9adea4168 100644
--- a/express_relay/sdk/js/src/types.ts
+++ b/express_relay/sdk/js/src/types.ts
@@ -121,8 +121,8 @@ export type OpportunitySvm = {
 };
 
 export type OpportunityCreate =
-  | Omit<OpportunityEvm, "opportunity_id">
-  | Omit<OpportunitySvm, "opportunity_id">;
+  | Omit<OpportunityEvm, "opportunityId">
+  | Omit<OpportunitySvm, "opportunityId">;
 
 export type Opportunity = OpportunityEvm | OpportunitySvm;
 /**