diff --git a/lib/facebook_ads/ad_objects/ad_account_optimization_goals_ae_mv2_eligibility.rb b/lib/facebook_ads/ad_objects/ad_account_optimization_goals_aemv2_eligibility.rb
similarity index 95%
rename from lib/facebook_ads/ad_objects/ad_account_optimization_goals_ae_mv2_eligibility.rb
rename to lib/facebook_ads/ad_objects/ad_account_optimization_goals_aemv2_eligibility.rb
index 8bc223cf..30c82d5f 100644
--- a/lib/facebook_ads/ad_objects/ad_account_optimization_goals_ae_mv2_eligibility.rb
+++ b/lib/facebook_ads/ad_objects/ad_account_optimization_goals_aemv2_eligibility.rb
@@ -13,7 +13,7 @@ module FacebookAds
   # on github and we'll fix in our codegen framework. We'll not be able to accept
   # pull request for this class.
 
-  class AdAccountOptimizationGoalsAeMv2Eligibility < AdObject
+  class AdAccountOptimizationGoalsAemv2Eligibility < AdObject
     OPTIMIZATION_GOAL = [
       "AD_RECALL_LIFT",
       "APP_INSTALLS",
diff --git a/lib/facebook_ads/ad_objects/p2_m_invoice_payments.rb b/lib/facebook_ads/ad_objects/p2m_invoice_payments.rb
similarity index 94%
rename from lib/facebook_ads/ad_objects/p2_m_invoice_payments.rb
rename to lib/facebook_ads/ad_objects/p2m_invoice_payments.rb
index e8e9f103..80cee644 100644
--- a/lib/facebook_ads/ad_objects/p2_m_invoice_payments.rb
+++ b/lib/facebook_ads/ad_objects/p2m_invoice_payments.rb
@@ -13,7 +13,7 @@ module FacebookAds
   # on github and we'll fix in our codegen framework. We'll not be able to accept
   # pull request for this class.
 
-  class P2MInvoicePayments < AdObject
+  class P2mInvoicePayments < AdObject
 
     field :page_id, 'string'
     field :payments, { list: 'object' }
diff --git a/lib/facebook_ads/ad_objects/with_asset3_d.rb b/lib/facebook_ads/ad_objects/with_asset_3d.rb
similarity index 94%
rename from lib/facebook_ads/ad_objects/with_asset3_d.rb
rename to lib/facebook_ads/ad_objects/with_asset_3d.rb
index 3acc6b88..277cb179 100644
--- a/lib/facebook_ads/ad_objects/with_asset3_d.rb
+++ b/lib/facebook_ads/ad_objects/with_asset_3d.rb
@@ -13,7 +13,7 @@ module FacebookAds
   # on github and we'll fix in our codegen framework. We'll not be able to accept
   # pull request for this class.
 
-  class WithAsset3D < AdObject
+  class WithAsset3d < AdObject
 
     field :id, 'string'
     has_no_post