diff --git a/ChangeLog b/ChangeLog
index aaec15277..2930413ae 100755
--- a/ChangeLog
+++ b/ChangeLog
@@ -8,6 +8,8 @@ $Source$
 2002-10-01 Marc Delisle  <lem9@users.sourceforge.net>
     * Documentation.html, typo about GRANT: patch 616772,
       thanks to Vince LaMonica (vjl323)
+    * tbl_alter.php3, patch 617044 for change field type,
+      thanks to Mats Engstrom (matseng)
 
 2002-10-01 Alexander M. Turek  <rabus@users.sourceforge.net>
     * lang/german-*.inc.php3: Fixed some typos,
diff --git a/tbl_alter.php3 b/tbl_alter.php3
index 1317d15a0..944b54035 100755
--- a/tbl_alter.php3
+++ b/tbl_alter.php3
@@ -48,11 +48,11 @@ if (isset($submit)) {
             $field_name[$i] = $field_orig[$i];
         }
         $field_default_orig[$i] = urldecode($field_default_orig[$i]);
-        if (strcmp(str_replace('"', '&quot;', $field_default_orig[$i]), $field_default[$i])) {
+        if (strcmp(str_replace('"', '&quot;', $field_default_orig[$i]), $field_default[$i]) == 0) { 
             $field_default[$i]  = $field_default_orig[$i];
         }
         $field_length_orig[$i] = urldecode($field_length_orig[$i]);
-        if (strcmp(str_replace('"', '&quot;', $field_length_orig[$i]), $field_length[$i])) {
+        if (strcmp(str_replace('"', '&quot;', $field_length_orig[$i]), $field_length[$i]) ==0) { 
             $field_length[$i] = $field_length_orig[$i];
         }
         if (!isset($query)) {