diff --git a/ChangeLog b/ChangeLog
index c05d643087..575fd60e73 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+Tue Oct 22 19:53:16 2013  Koichi Sasada  <ko1@atdot.net>
+
+	* gc.c (Init_heap): move logics from heap_pages_init() and remove
+	  heap_pages_init().
+
 Tue Oct 22 19:19:05 2013  Koichi Sasada  <ko1@atdot.net>
 
 	* gc.c: allow multiple heaps.
diff --git a/gc.c b/gc.c
index e017386dbe..30e5be0a5e 100644
--- a/gc.c
+++ b/gc.c
@@ -892,27 +892,6 @@ heap_add_pages(rb_objspace_t *objspace, rb_heap_t *heap, size_t add)
     heap_pages_increment = 0;
 }
 
-static void
-heap_pages_init(rb_objspace_t *objspace)
-{
-    heap_add_pages(objspace, heap_eden, initial_heap_min_slots / HEAP_OBJ_LIMIT);
-
-    init_mark_stack(&objspace->mark_stack);
-
-#ifdef USE_SIGALTSTACK
-    {
-	/* altstack of another threads are allocated in another place */
-	rb_thread_t *th = GET_THREAD();
-	void *tmp = th->altstack;
-	th->altstack = malloc(rb_sigaltstack_size());
-	free(tmp); /* free previously allocated area */
-    }
-#endif
-
-    objspace->profile.invoke_time = getrusage_time();
-    finalizer_table = st_init_numtable();
-}
-
 static void
 heap_pages_set_increment(rb_objspace_t *objspace)
 {
@@ -1417,7 +1396,24 @@ obj_free(rb_objspace_t *objspace, VALUE obj)
 void
 Init_heap(void)
 {
-    heap_pages_init(&rb_objspace);
+    rb_objspace_t *objspace = &rb_objspace;
+
+    heap_add_pages(objspace, heap_eden, initial_heap_min_slots / HEAP_OBJ_LIMIT);
+
+    init_mark_stack(&objspace->mark_stack);
+
+#ifdef USE_SIGALTSTACK
+    {
+	/* altstack of another threads are allocated in another place */
+	rb_thread_t *th = GET_THREAD();
+	void *tmp = th->altstack;
+	th->altstack = malloc(rb_sigaltstack_size());
+	free(tmp); /* free previously allocated area */
+    }
+#endif
+
+    objspace->profile.invoke_time = getrusage_time();
+    finalizer_table = st_init_numtable();
 }
 
 typedef int each_obj_callback(void *, void *, size_t, void *);