diff --git a/sysctl.md b/sysctl.md
index d9fe4a2..2c3b573 100644
--- a/sysctl.md
+++ b/sysctl.md
@@ -120,7 +120,13 @@ Documentation for **most** of these keys can be found at https://github.com/torv
     net.ipv4.conf.default.secure_redirects = 0
     net.ipv4.conf.default.send_redirects = 0
 
-    # change eth0 to your network interface
+    ##
+    # !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
+    #
+    # remember to change eth0 to your network interface
+    #
+    # !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
+    ##
     net.ipv4.conf.eth0.accept_redirects = 0
     net.ipv4.conf.eth0.accept_source_route = 0
     net.ipv4.conf.eth0.log_martians = 0