diff --git a/sites-available/example.com b/sites-available/example.com
index f188da2..0d61243 100644
--- a/sites-available/example.com
+++ b/sites-available/example.com
@@ -15,8 +15,10 @@ server {
 }
 
 server {
-  # listen 80 deferred; # for Linux
+  # listen [::]:80 accept_filter=httpready; # for FreeBSD
   # listen 80 accept_filter=httpready; # for FreeBSD
+  # listen [::]:80 deferred; # for Linux
+  # listen 80 deferred; # for Linux
   listen [::]:80;
   listen 80;
 
diff --git a/sites-available/ssl.example.com b/sites-available/ssl.example.com
index 4c90084..d283629 100644
--- a/sites-available/ssl.example.com
+++ b/sites-available/ssl.example.com
@@ -27,6 +27,11 @@ server {
 }
 
 server {
+
+  # listen [::]:443 ssl spdy accept_filter=dataready;  # for FreeBSD
+  # listen 443 ssl spdy accept_filter=dataready;  # for FreeBSD
+  # listen [::]:443 ssl spdy deferred;  # for Linux
+  # listen 443 ssl spdy deferred;  # for Linux
   listen [::]:443 ssl spdy;
   listen 443 ssl spdy;