diff --git a/rogueviz/dhrg/dhrg.cpp b/rogueviz/dhrg/dhrg.cpp
index 441445bc..46adbf11 100644
--- a/rogueviz/dhrg/dhrg.cpp
+++ b/rogueviz/dhrg/dhrg.cpp
@@ -4,7 +4,6 @@
 
 namespace rogueviz { extern string fname; }
 
-#include "readgraph.cpp"
 #include "regular.cpp"
 #include "gridmapping.cpp"
 #include "mycell.cpp"