diff --git a/src/vt/objgroup/manager.h b/src/vt/objgroup/manager.h
index 0082dcd510..e0b86d233f 100644
--- a/src/vt/objgroup/manager.h
+++ b/src/vt/objgroup/manager.h
@@ -362,6 +362,16 @@ struct ObjGroupManager : runtime::component::Component<ObjGroupManager> {
     MsgSharedPtr<ShortMessage> msg, HandlerType han, EpochType ep
   );
 
+  template <typename Serializer>
+  void serialize(Serializer& s) {
+    s | cur_obj_id_
+      // | dispatch_
+      // | objs_
+      // | obj_to_proxy_
+      // | pending_
+      | derived_to_bases_;
+  }
+
 private:
   /**
    * \internal \brief Untyped system call to make a new collective objgroup
diff --git a/tests/unit/runtime/test_memory_footprint.cc b/tests/unit/runtime/test_memory_footprint.cc
index dcfdf15b10..86e7ac8ff4 100644
--- a/tests/unit/runtime/test_memory_footprint.cc
+++ b/tests/unit/runtime/test_memory_footprint.cc
@@ -102,4 +102,8 @@ TEST_F(TestMemoryFootprinting, test_collective_alg) {
   printMemoryFootprint(theCollective());
 }
 
+TEST_F(TestMemoryFootprinting, test_obj_group_manager) {
+  printMemoryFootprint(theObjGroup());
+}
+
 }}} /* end namespace vt::tests::unit */