1 files changed, 1 insertions, 0 deletions

diff --git a/README.md b/README.md
index cbb23fc..86c899c 100644
--- a/README.md
+++ b/README.md
@@ -2,3 +2,4 @@ pop3d
 =====
 
 POP3 Daemon with POP3S, STARTTLS extensions. Supports maildir, mbox formats.
+Presently builds and runs only on OpenBSD.