diff --git a/Gemfile.lock b/Gemfile.lock
index 988d175..30759f3 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -11,7 +11,7 @@ GIT
 PATH
   remote: .
   specs:
-    trycourier (6.3.0)
+    trycourier (6.4.1)
       cgi
       connection_pool
 
diff --git a/lib/courier/models/elemental_image_node.rb b/lib/courier/models/elemental_image_node.rb
index 2f932fc..3e6323d 100644
--- a/lib/courier/models/elemental_image_node.rb
+++ b/lib/courier/models/elemental_image_node.rb
@@ -19,7 +19,7 @@ class ElementalImageNode < Courier::Models::ElementalBaseNode
       #   Alternate text for the image.
       #
       #   @return [String, nil]
-      optional :alt_text, String, api_name: :altText, nil?: true
+      optional :alt_text, String, nil?: true
 
       # @!attribute border_color
       #   CSS border color applied to the image. For example, `#ccc`
diff --git a/lib/courier/models/elemental_quote_node.rb b/lib/courier/models/elemental_quote_node.rb
index 42c4656..14df7d8 100644
--- a/lib/courier/models/elemental_quote_node.rb
+++ b/lib/courier/models/elemental_quote_node.rb
@@ -19,7 +19,7 @@ class ElementalQuoteNode < Courier::Models::ElementalBaseNode
       #   CSS border color property. For example, `#fff`
       #
       #   @return [String, nil]
-      optional :border_color, String, api_name: :borderColor, nil?: true
+      optional :border_color, String, nil?: true
 
       # @!attribute font_size
       #   CSS px font size for this quote block, e.g. `16px`. Overrides the size of the