Index: lily/system.cc |
diff --git a/lily/system.cc b/lily/system.cc |
index 5d3c0e33479e81ff608a7f8a92a14bd0beebcc09..c20f244890244432b9cdc7dad45e30072e454154 100644 |
--- a/lily/system.cc |
+++ b/lily/system.cc |
@@ -38,6 +38,7 @@ |
#include "staff-symbol-referencer.hh" |
#include "text-interface.hh" |
#include "warn.hh" |
+#include "unpure-pure-container.hh" |
System::System (System const &src) |
: Spanner (src) |