diff --git a/include/xo/gc/DX1Collector.hpp b/include/xo/gc/DX1Collector.hpp
index 40295b5..33c9f56 100644
--- a/include/xo/gc/DX1Collector.hpp
+++ b/include/xo/gc/DX1Collector.hpp
@@ -10,7 +10,7 @@
 #include "object_age.hpp"
 #include "role.hpp"
 #include <xo/alloc2/Allocator.hpp>
-#include <xo/alloc2/arena/DArena.hpp>
+#include <xo/arena/DArena.hpp>
 #include <xo/arena/ArenaConfig.hpp>
 #include <memory>
 #include <array>
diff --git a/include/xo/gc/DX1CollectorIterator.hpp b/include/xo/gc/DX1CollectorIterator.hpp
index af1e867..98a1f1d 100644
--- a/include/xo/gc/DX1CollectorIterator.hpp
+++ b/include/xo/gc/DX1CollectorIterator.hpp
@@ -7,8 +7,8 @@
 
 #include "AllocInfo.hpp"
 #include "generation.hpp"
-#include "arena/DArenaIterator.hpp"
-#include "cmpresult.hpp"
+#include <xo/arena/DArenaIterator.hpp>
+#include <xo/arena/cmpresult.hpp>
 
 namespace xo {
     namespace mm {
diff --git a/utest/random_allocs.cpp b/utest/random_allocs.cpp
index 654c6c9..1f7f833 100644
--- a/utest/random_allocs.cpp
+++ b/utest/random_allocs.cpp
@@ -4,8 +4,8 @@
  **/
 
 #include "random_allocs.hpp"
-#include "arena/DArena.hpp"
-#include "padding.hpp"
+#include <xo/arena/DArena.hpp>
+#include <xo/arena/padding.hpp>
 #include <xo/indentlog/scope.hpp>
 #include <xo/indentlog/print/tag.hpp>
 #include <catch2/catch.hpp>