diff --git a/lib/ontologies_api_client/models/class.rb b/lib/ontologies_api_client/models/class.rb
index 98b0403..f17c818 100644
--- a/lib/ontologies_api_client/models/class.rb
+++ b/lib/ontologies_api_client/models/class.rb
@@ -73,10 +73,16 @@ def self.search(*args)
 
           raise ArgumentError, "You must provide a search query: Class.search(query: 'melanoma')" if query.nil? || !query.is_a?(String)
 
-          if params[:federate]
-            federated_get(params) do |url|
+          if params[:federate] || params[:portals]
+            search_result = federated_get(params) do |url|
               "#{url}/search"
             end
+
+            merged_collections = []
+            search_result.each do |result|
+              merged_collections.concat(result.collection)
+            end
+            merged_collections
           else
             HTTP.get("/search", params)
           end
diff --git a/lib/ontologies_api_client/request_federation.rb b/lib/ontologies_api_client/request_federation.rb
index a51fe9e..7b37c4a 100644
--- a/lib/ontologies_api_client/request_federation.rb
+++ b/lib/ontologies_api_client/request_federation.rb
@@ -20,19 +20,10 @@ def federated_get(params = {}, &link)
             end
           end
 
-          connections = params[:is_collection] ? merge_collections(connections) : connections.flatten
-
-          connections
+          connections.flatten
         end
 
-        def merge_collections(connections)
-          merged_collections = []
 
-          connections.each do |connection|
-            merged_collections.concat(connection.collection)
-          end
-          merged_collections
-        end
 
         def request_portals(params = {})
           federate = params.delete(:federate) || ::RequestStore.store[:federated_portals]
diff --git a/ontologies_api_client.gemspec b/ontologies_api_client.gemspec
index b2ae8c2..4353422 100644
--- a/ontologies_api_client.gemspec
+++ b/ontologies_api_client.gemspec
@@ -12,7 +12,7 @@ Gem::Specification.new do |gem|
   gem.require_paths = ["lib"]
   gem.version       = "2.2.0"
 
-  gem.add_dependency('activesupport', '~> 7.0.4')
+  gem.add_dependency('activesupport', '~> 7.0.3')
   gem.add_dependency('excon')
   gem.add_dependency('faraday')
   gem.add_dependency('faraday-excon', '~> 2.0.0')