diff --git a/tbl_change.php b/tbl_change.php
index 3bae4bf5d..63d5757f1 100644
--- a/tbl_change.php
+++ b/tbl_change.php
@@ -429,10 +429,7 @@ foreach ($rows as $row_id => $vrow) {
         $real_null_value = FALSE;
         $special_chars_encoded = '';
         if (isset($vrow)) {
-            // On a BLOB that can have a NULL value, the is_null() returns
-            // true if it has no content but for me this is different than
-            // having been set explicitely to NULL so I put an exception here
-            if (! $field['is_blob'] && is_null($vrow[$field['Field']])) {
+            if (is_null($vrow[$field['Field']])) {
                 $real_null_value = TRUE;
                 $vrow[$field['Field']]    = '';
                 $special_chars   = '';