diff --git a/src/main/java/com/microsoft/sqlserver/jdbc/IOBuffer.java b/src/main/java/com/microsoft/sqlserver/jdbc/IOBuffer.java
index 75e97866ee..01ad482566 100644
--- a/src/main/java/com/microsoft/sqlserver/jdbc/IOBuffer.java
+++ b/src/main/java/com/microsoft/sqlserver/jdbc/IOBuffer.java
@@ -4877,10 +4877,11 @@ private void writeInternalTVPRowValues(JDBCType jdbcType,
                 dataLength = isNull ? 0 : currentColumnStringValue.length() * 2;
                 if (!isShortValue) {
                     // check null
-                    if (isNull)
+                    if (isNull) {
                         // Null header for v*max types is 0xFFFFFFFFFFFFFFFF.
                         writeLong(0xFFFFFFFFFFFFFFFFL);
-                    if (isSqlVariant) {
+                    }
+                    else if (isSqlVariant) {
                         // for now we send as bigger type, but is sendStringParameterAsUnicoe is set to false we can't send nvarchar
                         // since we are writing as nvarchar we need to write as tdstype.bigvarchar value because if we
                         // want to supprot varchar(8000) it becomes as nvarchar, 8000*2 therefore we should send as longvarchar,