diff --git a/cloud/google/gcp/management/stackdriver/mode/getmetrics.pm b/cloud/google/gcp/management/stackdriver/mode/getmetrics.pm
index ce6b9e97b..5674807a7 100644
--- a/cloud/google/gcp/management/stackdriver/mode/getmetrics.pm
+++ b/cloud/google/gcp/management/stackdriver/mode/getmetrics.pm
@@ -157,7 +157,7 @@ sub check_options {
     }
     $self->{gcp_aggregations} = ['average'];
     if (scalar(@$aggregations) > 0) {
-        $self->{gcp_aggregations} = @$aggregations;
+        $self->{gcp_aggregations} = $aggregations;
     }
 }