diff --git a/src/compiler/node-aux-data-inl.h b/src/compiler/node-aux-data-inl.h
index 0ec8eca73d..679320ab6f 100644
--- a/src/compiler/node-aux-data-inl.h
+++ b/src/compiler/node-aux-data-inl.h
@@ -14,8 +14,8 @@ namespace internal {
 namespace compiler {
 
 template <class T>
-NodeAuxData<T>::NodeAuxData(Graph* graph)
-    : aux_data_(ZoneAllocator(graph->zone())) {}
+NodeAuxData<T>::NodeAuxData(Zone* zone)
+    : aux_data_(ZoneAllocator(zone)) {}
 
 
 template <class T>
diff --git a/src/compiler/node-aux-data.h b/src/compiler/node-aux-data.h
index 839d994f77..1e836338a9 100644
--- a/src/compiler/node-aux-data.h
+++ b/src/compiler/node-aux-data.h
@@ -20,7 +20,7 @@ class Node;
 template <class T>
 class NodeAuxData {
  public:
-  inline explicit NodeAuxData(Graph* graph);
+  inline explicit NodeAuxData(Zone* zone);
 
   inline void Set(Node* node, const T& data);
   inline T Get(Node* node);
diff --git a/src/compiler/source-position.cc b/src/compiler/source-position.cc
index d20f6520b1..11783900a0 100644
--- a/src/compiler/source-position.cc
+++ b/src/compiler/source-position.cc
@@ -29,7 +29,7 @@ SourcePositionTable::SourcePositionTable(Graph* graph)
     : graph_(graph),
       decorator_(NULL),
       current_position_(SourcePosition::Invalid()),
-      table_(graph) {}
+      table_(graph->zone()) {}
 
 
 void SourcePositionTable::AddDecorator() {