diff --git a/ttg/ttg/device/task.h b/ttg/ttg/device/task.h
index 43d0b6519..b2ec1b93e 100644
--- a/ttg/ttg/device/task.h
+++ b/ttg/ttg/device/task.h
@@ -9,6 +9,7 @@
 #include "ttg/fwd.h"
 #include "ttg/impl_selector.h"
 #include "ttg/ptr.h"
+#include "ttg/devicescope.h"
 
 #ifdef TTG_HAVE_COROUTINE
 
diff --git a/ttg/ttg/madness/ttg.h b/ttg/ttg/madness/ttg.h
index 2c80efcd1..69ceafb49 100644
--- a/ttg/ttg/madness/ttg.h
+++ b/ttg/ttg/madness/ttg.h
@@ -14,6 +14,9 @@
 #include "ttg/madness/device.h"
 #include "ttg/madness/devicefunc.h"
 
+/* needed for make_tt */
+#include "ttg/device/task.h"
+
 #include "ttg/runtimes.h"
 #include "ttg/tt.h"
 #include "ttg/util/bug.h"