diff --git a/lib/liquid/tags/for.rb b/lib/liquid/tags/for.rb
index 33f12af..05b1b93 100644
--- a/lib/liquid/tags/for.rb
+++ b/lib/liquid/tags/for.rb
@@ -99,7 +99,7 @@ module Liquid
       # Store our progress through the collection for the continue flag
       context.registers[:for][@name] = from + segment.length
 
-      parent_loop = context['forloop'.freeze]
+      parent_loop = context.find_variable('forloop'.freeze)
 
       context.stack do
         segment.each_with_index do |item, index|