diff --git a/src/classes/markup_converter.cr b/src/classes/markup_converter.cr
index 5a47460..dbbe6a4 100644
--- a/src/classes/markup_converter.cr
+++ b/src/classes/markup_converter.cr
@@ -12,11 +12,12 @@ class MarkupConverter
   getter markups : Array(PostResponse::Markup)
   getter text : String
 
-  def self.convert(text : String, markups : Array(PostResponse::Markup))
+  def self.convert(text : String?, markups : Array(PostResponse::Markup))
     new(text, markups).convert
   end
 
-  def initialize(@text : String, @markups : Array(PostResponse::Markup))
+  def initialize(text : String?, @markups : Array(PostResponse::Markup))
+    @text = text || ""
   end
 
   def convert : Array(Child)
diff --git a/src/models/post_response.cr b/src/models/post_response.cr
index 1088d25..bf0c66c 100644
--- a/src/models/post_response.cr
+++ b/src/models/post_response.cr
@@ -32,7 +32,7 @@ class PostResponse
   end
 
   class Paragraph < Base
-    property text : String
+    property text : String?
     property type : ParagraphType
     property markups : Array(Markup)
     property iframe : IFrame?