diff --git a/reference_detector.xml b/reference_detector.xml
index c2fb2972a73bb44e3eedfdf5967b5ea614d0698b..b040d8db3ea9b1e997273807341501de4f530d56 100644
--- a/reference_detector.xml
+++ b/reference_detector.xml
@@ -127,8 +127,8 @@
   <include ref="compact/ci_HCAL.xml"/>
   <include ref="compact/forward_rich.xml"/>
   <include ref="compact/roman_pots.xml"/>
-  -->
   <include ref="compact/hcal.xml"/>
+  -->
   <include ref="eic/forward_ion_beamline.xml"/>