diff --git a/esp8266/README.md b/esp8266/README.md
index c4573baa5d..ed570a8f57 100644
--- a/esp8266/README.md
+++ b/esp8266/README.md
@@ -12,13 +12,11 @@ Currently implemented features include:
 - Garbage collector, exceptions.
 - Unicode support.
 - Builtin modules: gc, array, collections, io, struct, sys, esp, network.
-- C long-long type used as bignum implementation (gives 64 bit signed ints).
-- Rudimentary WiFi support in station mode.
-- Sockets with callbacks.
+- Arbitrary-precision long integers and 30-bit precision floats.
+- Basic WiFi support.
+- Basic sockets using modlwip.
 - Basic GPIO support.
 
-Note that floating-point numbers are not supported.
-
 On the TODO list:
 - Full wifi support.
 - Internal filesystem using the flash.