diff --git a/src/doomdef.h b/src/doomdef.h
index c3a0bfa6e3ca37ec3f534c15ab67aa42c5217e4c..88575ea7c09bd8f9bcd44063b4e6aaaa94dd60ce 100644
--- a/src/doomdef.h
+++ b/src/doomdef.h
@@ -427,10 +427,6 @@ extern const char *compdate, *comptime, *comprevision, *compbranch;
 // None of these that are disabled in the normal build are guaranteed to work perfectly
 // Compile them at your own risk!
 
-///	Max recursive portal renders
-///	\note	obsoleted by cv_maxportals
-//#define PORTAL_LIMIT 8
-
 /// Kalaron/Eternity Engine slope code (SRB2CB ported)
 #define ESLOPE