diff --git a/Snowflake.Data/Client/SnowflakeDbConnection.cs b/Snowflake.Data/Client/SnowflakeDbConnection.cs
index cf21ac54c..5eb7a4eca 100755
--- a/Snowflake.Data/Client/SnowflakeDbConnection.cs
+++ b/Snowflake.Data/Client/SnowflakeDbConnection.cs
@@ -88,6 +88,7 @@ public override void Close()
             if (_connectionState != ConnectionState.Closed && SfSession != null)
             {
                 SfSession.close();
+                _connectionState = ConnectionState.Closed;
             }
         }