diff --git a/bin/ngcp-create_subscriber b/bin/ngcp-create_subscriber
index 6abd39e..4071cb8 100755
--- a/bin/ngcp-create_subscriber
+++ b/bin/ngcp-create_subscriber
@@ -65,7 +65,7 @@ sub main {
     if ($dom->as_hash->{total_count} == 1) {
         my $tmp = $dom->as_hash->{_embedded}->{'ngcp:domains'};
         if (ref $tmp eq 'ARRAY') {
-            $data{domain_id} = $tmp[0]->{id};
+            $data{domain_id} = @{$tmp}[0]->{id};
         } else {
             $data{domain_id} = $tmp->{id};
         }
diff --git a/bin/ngcp-delete_domain b/bin/ngcp-delete_domain
index bf3fcd7..7c92bd3 100755
--- a/bin/ngcp-delete_domain
+++ b/bin/ngcp-delete_domain
@@ -59,7 +59,7 @@ sub main {
     if ($dom->as_hash->{total_count} == 1) {
         my $tmp = $dom->as_hash->{_embedded}->{'ngcp:domains'};
         if (ref $tmp eq 'ARRAY') {
-            $dom_id = $tmp[0]->{id};
+            $dom_id = @{$tmp}[0]->{id};
         } else {
             $dom_id = $tmp->{id};
         }
diff --git a/bin/ngcp-terminate_subscriber b/bin/ngcp-terminate_subscriber
index e3d3b4b..fcb59d3 100755
--- a/bin/ngcp-terminate_subscriber
+++ b/bin/ngcp-terminate_subscriber
@@ -54,7 +54,7 @@ sub main {
     if ($sub->as_hash->{total_count} == 1) {
         my $tmp = $sub->as_hash->{_embedded}->{'ngcp:subscribers'};
         if (ref $tmp eq 'ARRAY') {
-            $sub_id = $tmp[0]->{id};
+            $sub_id = @{$tmp}[0]->{id};
         } else {
             $sub_id = $tmp->{id};
         }