diff --git a/base.fgd b/base.fgd
index 220f6ca..dc7fcca 100644
--- a/base.fgd
+++ b/base.fgd
@@ -287,6 +287,7 @@
 	
 	EFlags(choices) : "EFlags" : 0 : "Special internal entity flags normally only set by the code. Be careful with this keyvalue." =
 	[
+		131072 : "[131072] Pretend to be in skybox (always transmits to client)"
 		33554432 : "[33554432] Don't block NPC LOS"
 		134217728 : "[134217728] No dissolve"
 		268435456 : "[268435456] No supercharged gravity gun ragdoll"