diff --git a/hotspot/src/share/vm/gc/g1/heapRegionBounds.hpp b/hotspot/src/share/vm/gc/g1/heapRegionBounds.hpp
index 30d353454f3..cda26941798 100644
--- a/hotspot/src/share/vm/gc/g1/heapRegionBounds.hpp
+++ b/hotspot/src/share/vm/gc/g1/heapRegionBounds.hpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2014, 2015, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2014, 2016, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -25,6 +25,8 @@
 #ifndef SHARE_VM_GC_G1_HEAPREGIONBOUNDS_HPP
 #define SHARE_VM_GC_G1_HEAPREGIONBOUNDS_HPP
 
+#include "memory/allocation.hpp"
+
 class HeapRegionBounds : public AllStatic {
 private:
   // Minimum region size; we won't go lower than that.