diff --git a/README b/README
index b0dff0720..67e062267 100644
--- a/README
+++ b/README
@@ -108,7 +108,7 @@ To compile ejabberd you need:
  - GCC.
  - Libexpat 1.95 or higher.
  - Libyaml 0.1.4 or higher.
- - Erlang/OTP 17.1 or higher.
+ - Erlang/OTP 17.5 or higher.
  - OpenSSL 1.0.0 or higher, for STARTTLS, SASL and SSL encryption.
  - Zlib 1.2.3 or higher, for Stream Compression support (XEP-0138). Optional.
  - PAM library. Optional. For Pluggable Authentication Modules (PAM).