diff --git a/rogueviz/intra-demos.cpp b/rogueviz/intra-demos.cpp
index 3af8484d..660e7777 100644
--- a/rogueviz/intra-demos.cpp
+++ b/rogueviz/intra-demos.cpp
@@ -8,7 +8,7 @@
 
 namespace hr {
 
-#if CAP_RAY && MAXMDIM >= 4
+#if CAP_PORTALS
 namespace intraf {
 
 using namespace intra;
diff --git a/rogueviz/notknot.cpp b/rogueviz/notknot.cpp
index bb620cf2..9b335bff 100644
--- a/rogueviz/notknot.cpp
+++ b/rogueviz/notknot.cpp
@@ -4,7 +4,7 @@
 
 #include "rogueviz.h"
 
-#if CAP_RAY
+#if CAP_PORTALS
 
 /** 
 
diff --git a/rogueviz/rogueviz-all.cpp b/rogueviz/rogueviz-all.cpp
index 3f2701fb..33a0cc98 100644
--- a/rogueviz/rogueviz-all.cpp
+++ b/rogueviz/rogueviz-all.cpp
@@ -66,7 +66,7 @@
 #include "highdim-demo.cpp"
 #include "horo63.cpp"
 #include "platformer.cpp"
-#if CAP_RAY && MAXMDIM >= 4
+#if CAP_PORTALS
 #include "intra-demos.cpp"
 #endif
 #include "gobot.cpp"