diff --git a/lib/avo.rb b/lib/avo.rb
index ee4f7ee48..d2bb5de06 100644
--- a/lib/avo.rb
+++ b/lib/avo.rb
@@ -1,5 +1,4 @@
 require "zeitwerk"
-require "ostruct"
 require "net/http"
 require_relative "avo/version"
 require_relative "avo/engine" if defined?(Rails)
diff --git a/lib/avo/licensing/h_q.rb b/lib/avo/licensing/h_q.rb
index a2b9668e7..26f8cc9d3 100644
--- a/lib/avo/licensing/h_q.rb
+++ b/lib/avo/licensing/h_q.rb
@@ -7,6 +7,7 @@ class HQ
       ENDPOINT = "https://v3.avohq.io/api/v3/licenses/check".freeze unless const_defined?(:ENDPOINT)
       REQUEST_TIMEOUT = 5 unless const_defined?(:REQUEST_TIMEOUT) # seconds
       CACHE_TIME = 6.hours.to_i unless const_defined?(:CACHE_TIME) # seconds
+      RESPONSE_STRUCT = Struct.new(:code, :body) unless const_defined?(:RESPONSE_STRUCT)
 
       class << self
         def cache_key
@@ -116,7 +117,7 @@ def perform_and_cache_request
 
         case hq_response.code.to_i
         when 500
-          cache_and_return_error "Avo HQ Internal server error.", hq_response.body if hq_response.code == 500
+          cache_and_return_error "Avo HQ Internal server error.", hq_response.body
         when 200
           cache_response response: JSON.parse(hq_response.body)
         else
@@ -157,7 +158,7 @@ def perform_request
         Avo.logger.debug "Performing request to avohq.io API to check license availability." if Rails.env.development?
 
         if Rails.env.test?
-          OpenStruct.new({code: 200, body: "{\"id\":\"pro\",\"valid\":true}"})
+          RESPONSE_STRUCT.new(200, "{\"id\":\"pro\",\"valid\":true}")
         else
           Avo::Licensing::Request.post ENDPOINT, body: payload.to_json, timeout: REQUEST_TIMEOUT
         end
diff --git a/spec/dummy/app/models/user.rb b/spec/dummy/app/models/user.rb
index 82625e871..f57b85937 100644
--- a/spec/dummy/app/models/user.rb
+++ b/spec/dummy/app/models/user.rb
@@ -20,6 +20,8 @@
 #  slug                   :string
 #
 class User < ApplicationRecord
+  ACCOUNT_STRUCT = Struct.new(:id, :name) unless const_defined?(:ACCOUNT_STRUCT)
+
   extend FriendlyId
   # Include default devise modules. Others available are:
   # :confirmable, :lockable, :timeoutable, :trackable and :omniauthable
@@ -84,7 +86,10 @@ def self.ransackable_attributes(auth_object = nil)
 
   # Simulate accounts association
   def accounts
-    [OpenStruct.new(id: 1, name: "Foo"), OpenStruct.new(id: 2, name: "Bar")]
+    [
+      ACCOUNT_STRUCT.new(1, "Foo"),
+      ACCOUNT_STRUCT.new(2, "Bar")
+    ]
   end
 
   def is_developer?