diff --git a/README.md b/README.md
index 79aef0e..2ac56f8 100644
--- a/README.md
+++ b/README.md
@@ -5,7 +5,7 @@ This is a parser for HTTP messages written in C. It parses both requests and
 responses. The parser is designed to be used in performance HTTP
 applications. It does not make any syscalls nor allocations, it does not
 buffer data, it can be interrupted at anytime. Depending on your
-architecture, it only requires between 100 and 200 bytes of data per message
+architecture, it only requires about 40 bytes of data per message
 stream (in a web server that is per connection).
 
 Features: