diff --git a/lib/liquid/block_body.rb b/lib/liquid/block_body.rb
index 80c33450..1ed0c7f3 100644
--- a/lib/liquid/block_body.rb
+++ b/lib/liquid/block_body.rb
@@ -218,8 +218,8 @@ module Liquid
     def render_to_output_buffer(context, output)
       freeze unless frozen?
 
-      context.registers[:render_scores] ||= []
-      context.registers[:render_scores] << @nodelist.length
+      context.registers.static[:render_scores] ||= []
+      context.registers.static[:render_scores] << @nodelist.length
 
       context.resource_limits.increment_render_score(@nodelist.length)
 
@@ -236,10 +236,11 @@ module Liquid
         end
         idx += 1
 
-        context.registers[:write_scores] ||= []
+        context.registers.static[:write_scores] ||= []
 
-        last_captured = context.registers[:write_scores].any? ? context.registers[:write_scores].last : 0
-        context.registers[:write_scores] << (output.bytesize - last_captured)
+        # THIS ISNT ACTUALLY A LIST OF NET OUTPUTS
+        last_captured = context.registers.static[:write_scores].any? ? context.registers.static[:write_scores].last : 0
+        context.registers.static[:write_scores] << (output.bytesize - last_captured)
 
         context.resource_limits.increment_write_score(output)
       end
diff --git a/lib/liquid/tags/assign.rb b/lib/liquid/tags/assign.rb
index ad978e30..f754ad49 100644
--- a/lib/liquid/tags/assign.rb
+++ b/lib/liquid/tags/assign.rb
@@ -37,8 +37,8 @@ module Liquid
       val = @from.render(context)
       context.scopes.last[@to] = val
 
-      context.registers[:assign_scores] ||= []
-      context.registers[:assign_scores] << assign_score_of(val)
+      context.registers.static[:assign_scores] ||= []
+      context.registers.static[:assign_scores] << assign_score_of(val)
 
       context.resource_limits.increment_assign_score(assign_score_of(val))
       output