--- a/System.Data.SQLite/SQLiteParameter.cs
+++ b/System.Data.SQLite/SQLiteParameter.cs
@@ -184,9 +184,7 @@
       _dbType = (int)parameterType;
       _sourceColumn = sourceColumn;
       _rowVersion = rowVersion;
-      _objValue = null;
       _dataSize = parameterSize;
-      _nullMapping = false;
       _nullable = true;
     }