diff --git a/installer/data/mysql/updatedatabase.pl b/installer/data/mysql/updatedatabase.pl
index a210e4b3fe..eb0a2c6119 100755
--- a/installer/data/mysql/updatedatabase.pl
+++ b/installer/data/mysql/updatedatabase.pl
@@ -7470,11 +7470,13 @@ if ( CheckVersion($DBversion) ) {
     |);
     my $check_numberpatterns_sth = $dbh->prepare(qq|
         SELECT * FROM subscription_numberpatterns
-        WHERE add1 = ? AND add2 = ? AND add3 = ?
-          AND every1 = ? AND every2 = ? AND every3 = ?
-          AND whenmorethan1 = ? AND whenmorethan2 = ? AND whenmorethan3 = ?
-          AND setto1 = ? AND setto2 = ? AND setto3 = ?
-          AND numberingmethod = ?
+        WHERE (add1 = ? OR (add1 IS NULL AND ? IS NULL)) AND (add2 = ? OR (add2 IS NULL AND ? IS NULL))
+        AND (add3 = ? OR (add3 IS NULL AND ? IS NULL)) AND (every1 = ? OR (every1 IS NULL AND ? IS NULL))
+        AND (every2 = ? OR (every2 IS NULL AND ? IS NULL)) AND (every3 = ? OR (every3 IS NULL AND ? IS NULL))
+        AND (whenmorethan1 = ? OR (whenmorethan1 IS NULL AND ? IS NULL)) AND (whenmorethan2 = ? OR (whenmorethan2 IS NULL AND ? IS NULL))
+        AND (whenmorethan3 = ? OR (whenmorethan3 IS NULL AND ? IS NULL)) AND (setto1 = ? OR (setto1 IS NULL AND ? IS NULL))
+        AND (setto2 = ? OR (setto2 IS NULL AND ? IS NULL)) AND (setto3 = ? OR (setto3 IS NULL AND ? IS NULL))
+        AND (numberingmethod = ? OR (numberingmethod IS NULL AND ? IS NULL))
         LIMIT 1
     |);
     my $update_subscription_sth = $dbh->prepare(qq|
@@ -7487,11 +7489,11 @@ if ( CheckVersion($DBversion) ) {
     my $i = 1;
     while(my $sub = $sth->fetchrow_hashref) {
         $check_numberpatterns_sth->execute(
-            $sub->{add1}, $sub->{add2}, $sub->{add3},
-            $sub->{every1}, $sub->{every2}, $sub->{every3},
-            $sub->{whenmorethan1}, $sub->{whenmorethan2}, $sub->{whenmorethan3},
-            $sub->{setto1}, $sub->{setto2}, $sub->{setto3},
-            $sub->{numberingmethod}
+            $sub->{add1}, $sub->{add1}, $sub->{add2}, $sub->{add2}, $sub->{add3}, $sub->{add3},
+            $sub->{every1}, $sub->{every1}, $sub->{every2}, $sub->{every2}, $sub->{every3}, $sub->{every3},
+            $sub->{whenmorethan1}, $sub->{whenmorethan1}, $sub->{whenmorethan2}, $sub->{whenmorethan2},
+            $sub->{whenmorethan3}, $sub->{whenmorethan3}, $sub->{setto1}, $sub->{setto1}, $sub->{setto2},
+            $sub->{setto2}, $sub->{setto3}, $sub->{setto3}, $sub->{numberingmethod}, $sub->{numberingmethod}
         );
         my $p = $check_numberpatterns_sth->fetchrow_hashref;
         if (defined $p) {