diff --git a/trino-csharp/Trino.Client/StatementClientV1.cs b/trino-csharp/Trino.Client/StatementClientV1.cs
index 996ab98..4884dac 100644
--- a/trino-csharp/Trino.Client/StatementClientV1.cs
+++ b/trino-csharp/Trino.Client/StatementClientV1.cs
@@ -146,7 +146,7 @@ internal StatementClientV1(
                 return sslPolicyErrors == SslPolicyErrors.None;
             };
 
-            HttpClient httpClient = new HttpClient(handler);
+            this.httpClient = new HttpClient(handler);
             this.httpClient.Timeout = Constants.HttpConnectionTimeout;
 
             if (!this.Session.Properties.CompressionDisabled)