diff --git a/CryptoExchange.Net/SharedApis/V2/Symbols/GetFuturesSymbols/IGetFuturesSymbols.cs b/CryptoExchange.Net/SharedApis/V2/Symbols/GetFuturesSymbols/IGetFuturesSymbols.cs
index f677b1ce..4ff2acb5 100644
--- a/CryptoExchange.Net/SharedApis/V2/Symbols/GetFuturesSymbols/IGetFuturesSymbols.cs
+++ b/CryptoExchange.Net/SharedApis/V2/Symbols/GetFuturesSymbols/IGetFuturesSymbols.cs
@@ -28,7 +28,7 @@ namespace CryptoExchange.Net.SharedApis
         /// Get all futures symbols for a specific base asset
         /// </summary>
         /// <param name="baseAsset">Asset, for example `ETH`</param>
-        Task<IExchangeCallResult<SharedSymbol[]>> GetFuturesSymbolsForBaseAssetAsync(string baseAsset);
+        Task<ExchangeCallResult<SharedSymbol[]>> GetFuturesSymbolsForBaseAssetAsync(string baseAsset);
 
         /// <summary>
         /// Gets whether the client supports a futures symbol
diff --git a/CryptoExchange.Net/SharedApis/V2/Symbols/GetSpotSymbols/IGetSpotSymbols.cs b/CryptoExchange.Net/SharedApis/V2/Symbols/GetSpotSymbols/IGetSpotSymbols.cs
index 9ae1decf..6fa70296 100644
--- a/CryptoExchange.Net/SharedApis/V2/Symbols/GetSpotSymbols/IGetSpotSymbols.cs
+++ b/CryptoExchange.Net/SharedApis/V2/Symbols/GetSpotSymbols/IGetSpotSymbols.cs
@@ -27,7 +27,7 @@ namespace CryptoExchange.Net.SharedApis
         /// Gets whether the client supports a spot symbol
         /// </summary>
         /// <param name="symbol">The symbol</param>
-        Task<IExchangeCallResult<bool>> SupportsSpotSymbolAsync(SharedSymbol symbol);
+        Task<ExchangeCallResult<bool>> SupportsSpotSymbolAsync(SharedSymbol symbol);
 
         /// <summary>
         /// Gets whether the client supports a spot symbol