diff --git a/app/models/manageiq/providers/google/cloud_manager/refresh_parser.rb b/app/models/manageiq/providers/google/cloud_manager/refresh_parser.rb
index d46e0ad1..903c1b97 100644
--- a/app/models/manageiq/providers/google/cloud_manager/refresh_parser.rb
+++ b/app/models/manageiq/providers/google/cloud_manager/refresh_parser.rb
@@ -43,10 +43,9 @@ def get_zones
       def get_flavors
         # Google API returns a duplicate flavor for every zone
         # so build a unique list of flavors using the flavor
-        flavors = @connection.list_aggregated_machine_types.items.values.each_with_object([]) do |zone, arr|
-          arr.concat(zone.machine_types) if zone.machine_types
-        end
-        flavors.uniq!(&:id)
+        flavors_by_zone = @connection.list_aggregated_machine_types.items
+        flavors = flavors_by_zone.values.flat_map(&:machine_types).compact.uniq(&:id)
+
         process_collection(flavors, :flavors) { |flavor| parse_flavor(flavor) }
       end
 
diff --git a/app/models/manageiq/providers/google/network_manager/refresh_parser.rb b/app/models/manageiq/providers/google/network_manager/refresh_parser.rb
index d829cdab..75083f29 100644
--- a/app/models/manageiq/providers/google/network_manager/refresh_parser.rb
+++ b/app/models/manageiq/providers/google/network_manager/refresh_parser.rb
@@ -180,7 +180,7 @@ def get_cloud_networks
 
       def subnetworks
         unless @subnetworks
-          @subnetworks = @connection.list_aggregated_subnetworks.to_h[:items].flat_map { |_, v| v[:subnetworks] }
+          @subnetworks = @connection.list_aggregated_subnetworks.to_h[:items].values.flat_map { |v| v[:subnetworks] }
           # For a backwards compatibility, old GCE networks were created without subnet. It's not possible now, but
           # GCE haven't migrated to new format. We will create a fake subnet for each network without subnets.
           @subnetworks += @connection.networks.select { |x| x.ipv4_range.present? }.map do |x|