diff --git a/package.json b/package.json
index 05078bf..8b72901 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@orionprotocol/sdk",
-  "version": "0.19.42",
+  "version": "0.19.43",
   "description": "Orion Protocol SDK",
   "main": "./lib/index.cjs",
   "module": "./lib/index.js",
@@ -108,4 +108,4 @@
   "overrides": {
     "tsconfig-paths": "^4.0.0"
   }
-}
+}
\ No newline at end of file
diff --git a/src/services/Aggregator/index.ts b/src/services/Aggregator/index.ts
index 7ff8aa3..7a220b3 100644
--- a/src/services/Aggregator/index.ts
+++ b/src/services/Aggregator/index.ts
@@ -8,7 +8,7 @@ import errorSchema from './schemas/errorSchema.js';
 import placeAtomicSwapSchema from './schemas/placeAtomicSwapSchema.js';
 import { AggregatorWS } from './ws/index.js';
 import { atomicSwapHistorySchema } from './schemas/atomicSwapHistorySchema.js';
-import type { BasicAuthCredentials, Exchange, SignedCancelOrderRequest, SignedOrder } from '../../types.js';
+import type { BasicAuthCredentials, SignedCancelOrderRequest, SignedOrder } from '../../types.js';
 import {
   pairConfigSchema, aggregatedOrderbookSchema,
   exchangeOrderbookSchema, poolReservesSchema,
@@ -18,7 +18,6 @@ import toUpperCase from '../../utils/toUpperCase.js';
 import httpToWS from '../../utils/httpToWS.js';
 import { ethers } from 'ethers';
 import orderSchema from './schemas/orderSchema.js';
-import { exchanges } from '../../constants/index.js';
 import { fetchWithValidation } from 'simple-typed-fetch';
 
 class Aggregator {
@@ -119,12 +118,12 @@ class Aggregator {
 
   getAvailableExchanges = () => fetchWithValidation(
     `${this.apiUrl}/api/v1/exchange/list`,
-    z.enum(exchanges).array(),
+    z.string().array(),
   );
 
   getExchangeOrderbook = (
     pair: string,
-    exchange: Exchange,
+    exchange: string,
     depth = 20,
     filterByBrokerBalances: boolean | null = null,
   ) => {
@@ -156,7 +155,7 @@ class Aggregator {
 
   getPoolReserves = (
     pair: string,
-    exchange: Exchange,
+    exchange: string,
   ) => {
     const url = new URL(`${this.apiUrl}/api/v1/pools/reserves/${exchange}/${pair}`);
     return fetchWithValidation(
@@ -255,7 +254,7 @@ class Aggregator {
     assetOut: string,
     amount: string,
     instantSettlement?: boolean,
-    exchanges?: Exchange[] | 'cex' | 'pools',
+    exchanges?: string[] | 'cex' | 'pools',
   ) => {
     const url = new URL(`${this.apiUrl}/api/v1/swap`);
     url.searchParams.append('assetIn', assetIn);
diff --git a/src/services/Aggregator/schemas/aggregatedOrderbookSchema.ts b/src/services/Aggregator/schemas/aggregatedOrderbookSchema.ts
index e827d68..b1cf821 100644
--- a/src/services/Aggregator/schemas/aggregatedOrderbookSchema.ts
+++ b/src/services/Aggregator/schemas/aggregatedOrderbookSchema.ts
@@ -1,5 +1,4 @@
 import { z } from 'zod';
-import { exchanges } from '../../../constants/index.js';
 
 const orderbookElementSchema = z.object({
   price: z.number(),
@@ -12,7 +11,7 @@ const orderbookElementSchema = z.object({
 
 const aggregatedOrderbookElementSchema = orderbookElementSchema
   .extend({
-    exchanges: z.enum(exchanges).array(),
+    exchanges: z.string().array(),
   });
 
 export const aggregatedOrderbookSchema = z.object({
diff --git a/src/services/Aggregator/schemas/orderSchema.ts b/src/services/Aggregator/schemas/orderSchema.ts
index 5d4cfd5..14fc395 100644
--- a/src/services/Aggregator/schemas/orderSchema.ts
+++ b/src/services/Aggregator/schemas/orderSchema.ts
@@ -86,7 +86,7 @@ const subOrderSchema = baseOrderSchema.extend({
   parentOrderId: z.string().refine(ethers.utils.isHexString, (value) => ({
     message: `subOrder.parentOrderId must be a hex string, got ${value}`,
   })),
-  exchange: z.enum(exchanges),
+  exchange: z.string(),
   brokerAddress: brokerAddressSchema,
   tradesInfo: z.record(
     z.string().uuid(),
diff --git a/src/services/Aggregator/schemas/swapInfoSchema.ts b/src/services/Aggregator/schemas/swapInfoSchema.ts
index cc2166e..8740e0a 100644
--- a/src/services/Aggregator/schemas/swapInfoSchema.ts
+++ b/src/services/Aggregator/schemas/swapInfoSchema.ts
@@ -1,5 +1,4 @@
 import { z } from 'zod';
-import { exchanges } from '../../../constants/index.js';
 
 const orderInfoSchema = z.object({
   assetPair: z.string().toUpperCase(),
@@ -18,13 +17,13 @@ const swapInfoBase = z.object({
   // isThroughPoolOptimal: z.boolean(), // deprecated
   executionInfo: z.string(),
   orderInfo: orderInfoSchema,
-  exchanges: z.array(z.enum(exchanges)),
+  exchanges: z.array(z.string()),
   price: z.number().nullable(), // spending asset price
   minAmountOut: z.number(),
   minAmountIn: z.number(),
   marketPrice: z.number().nullable(), // spending asset market price
   alternatives: z.object({ // execution alternatives
-    exchanges: z.array(z.enum(exchanges)),
+    exchanges: z.array(z.string()),
     path: z.object({
       units: z.object({
         assetPair: z.string().toUpperCase(),
diff --git a/src/services/Aggregator/ws/index.ts b/src/services/Aggregator/ws/index.ts
index 930b6f7..c014e6c 100644
--- a/src/services/Aggregator/ws/index.ts
+++ b/src/services/Aggregator/ws/index.ts
@@ -11,7 +11,7 @@ import {
 import UnsubscriptionType from './UnsubscriptionType.js';
 import type {
   SwapInfoBase, AssetPairUpdate, OrderbookItem,
-  Balance, Exchange, SwapInfo, Json, BasicAuthCredentials,
+  Balance, SwapInfo, Json, BasicAuthCredentials,
 } from '../../../types.js';
 import unsubscriptionDoneSchema from './schemas/unsubscriptionDoneSchema.js';
 import assetPairConfigSchema from './schemas/assetPairConfigSchema.js';
@@ -42,7 +42,7 @@ type SwapInfoSubscriptionPayload = {
   i: string // asset in
   o: string // asset out
   a: number // amount IN/OUT
-  es?: Exchange[] | 'cex' | 'pools' // exchange list of all cex or all pools (ORION_POOL, UNISWAP, PANCAKESWAP etc)
+  es?: string[] | 'cex' | 'pools' // exchange list of all cex or all pools (ORION_POOL, UNISWAP, PANCAKESWAP etc)
   e?: boolean // is amount IN? Value `false` means a = amount OUT, `true` if omitted
   is?: boolean // instant settlement
 }
diff --git a/src/services/Aggregator/ws/schemas/addressUpdateSchema.ts b/src/services/Aggregator/ws/schemas/addressUpdateSchema.ts
index 675cafe..0310b0a 100644
--- a/src/services/Aggregator/ws/schemas/addressUpdateSchema.ts
+++ b/src/services/Aggregator/ws/schemas/addressUpdateSchema.ts
@@ -1,5 +1,4 @@
 import { z } from 'zod';
-import { exchanges } from '../../../../constants/index.js';
 import orderStatuses from '../../../../constants/orderStatuses.js';
 import executionTypes from '../../../../constants/executionTypes.js';
 import subOrderStatuses from '../../../../constants/subOrderStatuses.js';
@@ -23,7 +22,7 @@ const subOrderSchema = z.object({
   a: z.number(), // amount
   A: z.number(), // settled amount
   p: z.number(), // avg weighed settlement price
-  e: z.enum(exchanges), // exchange
+  e: z.string(), // exchange
   b: z.string(), // broker address
   S: z.enum(subOrderStatuses), // status
   o: z.boolean(), // internal only
diff --git a/src/services/Aggregator/ws/schemas/orderBookSchema.ts b/src/services/Aggregator/ws/schemas/orderBookSchema.ts
index 4c27b87..d0b04d2 100644
--- a/src/services/Aggregator/ws/schemas/orderBookSchema.ts
+++ b/src/services/Aggregator/ws/schemas/orderBookSchema.ts
@@ -1,5 +1,4 @@
 import { z } from 'zod';
-import exchanges from '../../../../constants/exchanges.js';
 import MessageType from '../MessageType.js';
 import baseMessageSchema from './baseMessageSchema.js';
 
@@ -7,7 +6,7 @@ export const orderBookItemSchema = z.tuple([
   z.string(), // price
   z.string(), // size
   z.array(
-    z.enum(exchanges),
+    z.string(),
   ), // exchanges
   z.array(z.tuple([
     z.enum(['SELL', 'BUY']), // side
diff --git a/src/services/Aggregator/ws/schemas/swapInfoSchema.ts b/src/services/Aggregator/ws/schemas/swapInfoSchema.ts
index 7cc8e35..ef0fc6c 100644
--- a/src/services/Aggregator/ws/schemas/swapInfoSchema.ts
+++ b/src/services/Aggregator/ws/schemas/swapInfoSchema.ts
@@ -1,10 +1,9 @@
 import { z } from 'zod';
-import exchanges from '../../../../constants/exchanges.js';
 import MessageType from '../MessageType.js';
 import baseMessageSchema from './baseMessageSchema.js';
 
 const alternativeSchema = z.object({ // execution alternatives
-  e: z.enum(exchanges).array(), // exchanges
+  e: z.string().array(), // exchanges
   ps: z.string().array(), // path
   mo: z.number().optional(), // market amount out
   mi: z.number().optional(), // market amount in
@@ -23,7 +22,7 @@ const swapInfoSchemaBase = baseMessageSchema.extend({
   mao: z.number(), // min amount out
   ps: z.string().array(), // path
   po: z.boolean(), // is swap through pool optimal
-  e: z.enum(exchanges).array().optional(), // Exchanges
+  e: z.string().array().optional(), // Exchanges
   p: z.number().optional(), // price
   mp: z.number().optional(), // market price
   oi: z.object({ //  info about order equivalent to this swap
diff --git a/src/services/PriceFeed/index.ts b/src/services/PriceFeed/index.ts
index f2253c3..ff027d0 100644
--- a/src/services/PriceFeed/index.ts
+++ b/src/services/PriceFeed/index.ts
@@ -1,5 +1,5 @@
 import { fetchWithValidation } from 'simple-typed-fetch';
-import type { BasicAuthCredentials, Exchange } from '../../types.js';
+import type { BasicAuthCredentials } from '../../types.js';
 import { allTickersSchema, statisticsOverviewSchema, topPairsStatisticsSchema } from './schemas/index.js';
 import candlesSchema from './schemas/candlesSchema.js';
 import { PriceFeedWS } from './ws/index.js';
@@ -56,7 +56,7 @@ class PriceFeed {
     );
   };
 
-  getStatisticsOverview = (exchange: Exchange | 'ALL' = 'ALL') => {
+  getStatisticsOverview = (exchange: string | 'ALL' = 'ALL') => {
     const url = new URL(`${this.statisticsUrl}/overview`);
     url.searchParams.append('exchange', exchange);
 
@@ -67,7 +67,7 @@ class PriceFeed {
     );
   }
 
-  getTopPairStatistics = (exchange: Exchange | 'ALL' = 'ALL') => {
+  getTopPairStatistics = (exchange: string | 'ALL' = 'ALL') => {
     const url = new URL(`${this.statisticsUrl}/top-pairs`);
     url.searchParams.append('exchange', exchange);
 
diff --git a/src/types.ts b/src/types.ts
index b973dfc..b97e2f1 100644
--- a/src/types.ts
+++ b/src/types.ts
@@ -1,6 +1,5 @@
 /* eslint-disable @typescript-eslint/consistent-type-definitions */
 import type { BigNumber } from 'bignumber.js';
-import type exchanges from './constants/exchanges.js';
 import type subOrderStatuses from './constants/subOrderStatuses.js';
 import type positionStatuses from './constants/positionStatuses.js';
 import type { knownEnvs } from './config/schemas/index.js';
@@ -143,12 +142,12 @@ export type BalanceIssue = {
   readonly fixes?: Fix[]
 }
 
-export type Exchange = typeof exchanges[number];
+// export type Exchange = typeof exchanges[number];
 
 export type OrderbookItem = {
   price: string
   amount: string
-  exchanges: Exchange[]
+  exchanges: string[]
   vob: Array<{
     side: 'BUY' | 'SELL'
     pairName: string
@@ -156,7 +155,7 @@ export type OrderbookItem = {
 }
 
 export type SwapInfoAlternative = {
-  exchanges: Exchange[]
+  exchanges: string[]
   path: string[]
   marketAmountOut?: number | undefined
   marketAmountIn?: number | undefined
@@ -175,7 +174,7 @@ export type SwapInfoBase = {
   minAmountOut: number
 
   path: string[]
-  exchanges?: Exchange[] | undefined
+  exchanges?: string[] | undefined
   poolOptimal: boolean
 
   price?: number | undefined