diff --git a/packages/libs/sdk/src/solana/solana.ts b/packages/libs/sdk/src/solana/solana.ts
index c098f372..9f83a5bf 100644
--- a/packages/libs/sdk/src/solana/solana.ts
+++ b/packages/libs/sdk/src/solana/solana.ts
@@ -98,7 +98,7 @@ export class Solana {
   ): Promise<PriorityFeeResponseData> {
     const payload: PriorityFeeRequestPayload = {
       method: 'qn_estimatePriorityFees',
-      params: args,
+      params: { api_version: 2, ...args },
       id: 1,
       jsonrpc: '2.0',
     };
diff --git a/packages/libs/sdk/src/solana/types.ts b/packages/libs/sdk/src/solana/types.ts
index 629ad90e..63ae9a45 100644
--- a/packages/libs/sdk/src/solana/types.ts
+++ b/packages/libs/sdk/src/solana/types.ts
@@ -63,6 +63,7 @@ export interface EstimatePriorityFeesParams {
   last_n_blocks?: number;
   // The program account to use for fetching the local estimate (e.g., Jupiter: JUP6LkbZbjS1jKKwapdHNy74zcZ3tLUZoi5QNyVTaV4)
   account?: string;
+  api_version?: number;
 }
 
 export interface SolanaClientArgs {