diff --git a/package.json b/package.json
index 98c971ce..72699bd5 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@curvefi/api",
-  "version": "1.8.2",
+  "version": "1.8.3",
   "description": "JavaScript library for curve.fi",
   "main": "lib/index.js",
   "scripts": {
diff --git a/src/pools.ts b/src/pools.ts
index 378cc21d..29f01a32 100644
--- a/src/pools.ts
+++ b/src/pools.ts
@@ -1767,7 +1767,7 @@ export const crossAssetExchangeAvailable = async (inputCoin: string, outputCoin:
     const [inputCoinAddress, outputCoinAddress] = _getCoinAddresses(inputCoin, outputCoin);
 
     // TODO remove it when fixed
-    if (inputCoinAddress === COINS.weth || outputCoinAddress === COINS.weth) return false
+    if (inputCoinAddress.toLowerCase() === COINS.weth.toLowerCase() || outputCoinAddress.toLowerCase() === COINS.weth.toLowerCase()) return false
 
     const routerContract = await curve.contracts[ALIASES.router].contract;