diff --git a/xo-alloc2/src/alloc2/CMakeLists.txt b/xo-alloc2/src/alloc2/CMakeLists.txt
index a93f7db0..2f60cc6a 100644
--- a/xo-alloc2/src/alloc2/CMakeLists.txt
+++ b/xo-alloc2/src/alloc2/CMakeLists.txt
@@ -4,7 +4,7 @@ set(SELF_LIB xo_alloc2)
 set(SELF_SRCS
 
 #    AllocError.cpp
-    AllocInfo.cpp
+#    AllocInfo.cpp
     cmpresult.cpp
 
     AAllocator.cpp
diff --git a/xo-alloc2/include/xo/alloc2/AllocInfo.hpp b/xo-arena/include/xo/arena/AllocInfo.hpp
similarity index 100%
rename from xo-alloc2/include/xo/alloc2/AllocInfo.hpp
rename to xo-arena/include/xo/arena/AllocInfo.hpp
diff --git a/xo-alloc2/src/alloc2/AllocInfo.cpp b/xo-arena/src/arena/AllocInfo.cpp
similarity index 100%
rename from xo-alloc2/src/alloc2/AllocInfo.cpp
rename to xo-arena/src/arena/AllocInfo.cpp
diff --git a/xo-arena/src/arena/CMakeLists.txt b/xo-arena/src/arena/CMakeLists.txt
index bc969b7f..9a12405c 100644
--- a/xo-arena/src/arena/CMakeLists.txt
+++ b/xo-arena/src/arena/CMakeLists.txt
@@ -3,6 +3,7 @@
 set(SELF_LIB xo_arena)
 set(SELF_SRCS
     AllocError.cpp
+    AllocInfo.cpp
 )
 
 xo_add_shared_library4(${SELF_LIB} ${PROJECT_NAME}Targets ${PROJECT_VERSION} 1 ${SELF_SRCS})
diff --git a/xo-object2/utest/X1Collector.test.cpp b/xo-object2/utest/X1Collector.test.cpp
index adfc9771..8b37c8ab 100644
--- a/xo-object2/utest/X1Collector.test.cpp
+++ b/xo-object2/utest/X1Collector.test.cpp
@@ -16,8 +16,7 @@
 #include <xo/gc/detail/IAllocator_DX1Collector.hpp>
 #include <xo/gc/detail/ICollector_DX1Collector.hpp>
 
-#include <xo/alloc2/AllocInfo.hpp>
-
+#include <xo/arena/AllocInfo.hpp>
 #include <xo/arena/padding.hpp>
 
 #include <xo/indentlog/scope.hpp>