diff --git a/lib/async/http/protocol/http1/finishable.rb b/lib/async/http/protocol/http1/finishable.rb
index 26aee3f..a541065 100644
--- a/lib/async/http/protocol/http1/finishable.rb
+++ b/lib/async/http/protocol/http1/finishable.rb
@@ -15,6 +15,8 @@ class Finishable < ::Protocol::HTTP::Body::Wrapper
 					def initialize(body)
 						super(body)
 						
+						$stderr.puts "Finishable#initialize: #{body.inspect}"
+						
 						@closed = Async::Variable.new
 						@error = nil
 						
@@ -28,12 +30,16 @@ def reading?
 					def read
 						@reading = true
 						
-						super
+						super.tap do |chunk|
+							$stderr.puts "Finishable#read: #{chunk.inspect}"
+						end
 					end
 					
 					def close(error = nil)
 						super
 						
+						$stderr.puts "Finishable#close: #{error.inspect}"
+						
 						unless @closed.resolved?
 							@error = error
 							@closed.value = true