diff --git a/src/main/java/com/microsoft/sqlserver/jdbc/SQLServerConnectionPoolProxy.java b/src/main/java/com/microsoft/sqlserver/jdbc/SQLServerConnectionPoolProxy.java
index 084e7ac89..5e801f388 100644
--- a/src/main/java/com/microsoft/sqlserver/jdbc/SQLServerConnectionPoolProxy.java
+++ b/src/main/java/com/microsoft/sqlserver/jdbc/SQLServerConnectionPoolProxy.java
@@ -40,8 +40,7 @@
  * details.
  */
 
-class SQLServerConnectionPoolProxy implements ISQLServerConnection, java.io.Serializable {
-    private static final long serialVersionUID = -6412542417798843534L;
+class SQLServerConnectionPoolProxy implements ISQLServerConnection {
     private SQLServerConnection wrappedConnection;
     private boolean bIsOpen;
     static private final AtomicInteger baseConnectionID = new AtomicInteger(0);       // connection id dispenser