diff --git a/src/lib/commands/buil.c b/src/lib/commands/buil.c
index a8529f21..d6bb8e4a 100644
--- a/src/lib/commands/buil.c
+++ b/src/lib/commands/buil.c
@@ -38,7 +38,6 @@
 #include "var.h"
 #include "sect.h"
 #include "nat.h"
-#include "retreat.h"
 #include "ship.h"
 #include "land.h"
 #include "nuke.h"