diff --git a/connectorx/src/sources/mysql/typesystem.rs b/connectorx/src/sources/mysql/typesystem.rs
index 105b7271c..d204d101b 100644
--- a/connectorx/src/sources/mysql/typesystem.rs
+++ b/connectorx/src/sources/mysql/typesystem.rs
@@ -116,6 +116,7 @@ impl<'a> From<(&'a ColumnType, &'a ColumnFlags)> for MySQLTypeSystem {
             ColumnType::MYSQL_TYPE_LONG_BLOB => LongBlob(null_ok),
             ColumnType::MYSQL_TYPE_JSON => Json(null_ok),
             ColumnType::MYSQL_TYPE_VARCHAR => VarChar(null_ok),
+            ColumnType::MYSQL_TYPE_NULL => VarChar(null_ok),
             _ => unimplemented!("{}", format!("{:?}", ty)),
         }
     }