@@ -15,13 +15,10 @@ if(NOT Acts_FOUND)
   return()
 endif()
 
-o2_add_library(ALICE3ACTS
-               SOURCES src/TrkTGeoBlueprintBuilder.cxx
-               PUBLIC_LINK_LIBRARIES O2::ACTSInterface
-                                     nlohmann_json::nlohmann_json)
 
+add_subdirectory(interface)
 add_subdirectory(macros)
 
-# Geometry description consumed at runtime by Gen3BlueprintBuilder. Installed to
-# $O2_ROOT/share/Detectors/Upgrades/ALICE3/ACTS/config/
-o2_data_file(COPY config DESTINATION Detectors/Upgrades/ALICE3/ACTS)
+# # Geometry description consumed at runtime by Gen3BlueprintBuilder. Installed to
+# # $O2_ROOT/share/Detectors/Upgrades/ALICE3/ACTS/config/
+# o2_data_file(COPY config DESTINATION Detectors/Upgrades/ALICE3/ACTS)
@@ -0,0 +1,20 @@
+# Copyright 2019-2020 CERN and copyright holders of ALICE O2.
+# See https://alice-o2.web.cern.ch/copyright for details of the copyright holders.
+# All rights not expressly granted are reserved.
+#
+# This software is distributed under the terms of the GNU General Public
+# License v3 (GPL Version 3), copied verbatim in the file "COPYING".
+#
+# In applying this license CERN does not waive the privileges and immunities
+# granted to it by virtue of its status as an Intergovernmental Organization
+# or submit itself to any jurisdiction.
+
+
+o2_add_library(ALICE3ACTS
+               SOURCES src/TrkTGeoBlueprintBuilder.cxx
+               PUBLIC_LINK_LIBRARIES O2::ACTSInterface
+                                     nlohmann_json::nlohmann_json)
+
+o2_target_root_dictionary(IOTOFSimulation
+                          HEADERS include/ALICE3ACTS/TrkTGeoBlueprintBuilder.h
+                                  )