diff --git a/Basics-(NetherPortals).md b/Basics-(NetherPortals).md
index 72b9ede..fe3badd 100644
--- a/Basics-(NetherPortals).md
+++ b/Basics-(NetherPortals).md
@@ -65,6 +65,8 @@ After that command, Nether or End portals in world `X` will once again lead to w
 
 Linking and unlinking works in both normal and nether worlds - you can leave world `X` pointing to `X_nether`, then link `X_nether` to world `Y`. More complicated configurations like this can literally let your users walk "through hell and into another world."
 
+Another thing to note is that linking a world to itself, will disable whichever portal type is linked in that world.
+
 ## World scaling
 
 By default, the standard single-player Minecraft Nether uses something called "distance scaling" - for every chunk you walk in the Nether, it's equivalent to eight chunks in your regular world. A similar effect is - naturally - possible using Multiverse. But first, we need to take a brief diversion into how the scaling works.