diff --git a/bind8/edit_delegation.cgi b/bind8/edit_delegation.cgi
index bed516a0f..fc15ab348 100755
--- a/bind8/edit_delegation.cgi
+++ b/bind8/edit_delegation.cgi
@@ -5,7 +5,7 @@
 require './bind8-lib.pl';
 &ReadParse();
 
-$in{'view'} = 'any' if (!defined($in{'view'}));
+$in{'view'} = 'any' if ($in{'view'} eq '');
 $zone = &get_zone_name_or_error($in{'zone'}, $in{'view'});
 $z = &zone_to_config($zone);
 $zconf = $z->{'members'};
diff --git a/bind8/edit_forward.cgi b/bind8/edit_forward.cgi
index 8eda46e90..da28cad70 100755
--- a/bind8/edit_forward.cgi
+++ b/bind8/edit_forward.cgi
@@ -5,7 +5,7 @@
 require './bind8-lib.pl';
 &ReadParse();
 
-$in{'view'} = 'any' if (!defined($in{'view'}));
+$in{'view'} = 'any' if ($in{'view'} eq '');
 $zone = &get_zone_name_or_error($in{'zone'}, $in{'view'});
 $z = &zone_to_config($zone);
 $zconf = $z->{'members'};
diff --git a/bind8/edit_master.cgi b/bind8/edit_master.cgi
index e09be4fd8..79e22ad4a 100755
--- a/bind8/edit_master.cgi
+++ b/bind8/edit_master.cgi
@@ -4,7 +4,7 @@
 
 require './bind8-lib.pl';
 &ReadParse();
-$in{'view'} = 'any' if (!defined($in{'view'}));
+$in{'view'} = 'any' if ($in{'view'} eq '');
 $zone = &get_zone_name_or_error($in{'zone'}, $in{'view'});
 $dom = $zone->{'name'};
 &can_edit_zone($zone) || &error($text{'master_ecannot'});
diff --git a/bind8/edit_slave.cgi b/bind8/edit_slave.cgi
index c4828e219..4979f08f6 100755
--- a/bind8/edit_slave.cgi
+++ b/bind8/edit_slave.cgi
@@ -5,7 +5,7 @@
 require './bind8-lib.pl';
 &ReadParse();
 
-$in{'view'} = 'any' if (!defined($in{'view'}));
+$in{'view'} = 'any' if ($in{'view'} eq '');
 $zone = &get_zone_name_or_error($in{'zone'}, $in{'view'});
 $dom = $zone->{'name'};
 &can_edit_zone($zone) || &error($text{'master_ecannot'});