diff --git a/benchmarks/NewDeleteTree/NewDeleteTree.upp b/benchmarks/NewDeleteTree/NewDeleteTree.upp
index 74290d500..d73220788 100644
--- a/benchmarks/NewDeleteTree/NewDeleteTree.upp
+++ b/benchmarks/NewDeleteTree/NewDeleteTree.upp
@@ -1,9 +1,10 @@
-uses
-	Core;
-
-file
-	NewDeleteTree.cpp;
-
-mainconfig
-	"" = "";
-
+uses
+	Core;
+
+file
+	NewDeleteTree.cpp;
+
+mainconfig
+	"" = "",
+	"" = "USEMALLOC";
+
diff --git a/benchmarks/NewDeleteTree/init b/benchmarks/NewDeleteTree/init
new file mode 100644
index 000000000..781a99bdf
--- /dev/null
+++ b/benchmarks/NewDeleteTree/init
@@ -0,0 +1,4 @@
+#ifndef _NewDeleteTree_icpp_init_stub
+#define _NewDeleteTree_icpp_init_stub
+#include "Core/init"
+#endif