diff --git a/include/xo/reader2/reader2_register_types.hpp b/include/xo/reader2/reader2_register_types.hpp
index a7e6c0e1..1d8fea34 100644
--- a/include/xo/reader2/reader2_register_types.hpp
+++ b/include/xo/reader2/reader2_register_types.hpp
@@ -5,7 +5,7 @@
 
 #pragma once
 
-#include <xo/gc/Collector.hpp>
+#include <xo/alloc2/Collector.hpp>
 
 namespace xo {
     namespace scm {
diff --git a/src/reader2/DExpectExprSsm.cpp b/src/reader2/DExpectExprSsm.cpp
index 57cf3836..aef5c7a4 100644
--- a/src/reader2/DExpectExprSsm.cpp
+++ b/src/reader2/DExpectExprSsm.cpp
@@ -19,7 +19,7 @@
 #include <xo/object2/Integer.hpp>
 #include <xo/object2/Float.hpp>
 #include <xo/object2/String.hpp>
-#include <xo/gc/GCObject.hpp>
+#include <xo/alloc2/GCObject.hpp>
 #include <xo/facet/facet_implementation.hpp>
 
 #ifdef NOT_YET
diff --git a/src/reader2/DToplevelSeqSsm.cpp b/src/reader2/DToplevelSeqSsm.cpp
index 0473660f..493c745e 100644
--- a/src/reader2/DToplevelSeqSsm.cpp
+++ b/src/reader2/DToplevelSeqSsm.cpp
@@ -29,7 +29,7 @@
 #include <xo/object2/DBoolean.hpp>
 #include <xo/object2/boolean/IGCObject_DBoolean.hpp>
 
-#include <xo/gc/GCObject.hpp>
+#include <xo/alloc2/GCObject.hpp>
 
 namespace xo {
     using xo::scm::DProgressSsm;