diff --git a/rmf_traffic/package.xml b/rmf_traffic/package.xml
index 49f716a4e..76ebb7bc0 100644
--- a/rmf_traffic/package.xml
+++ b/rmf_traffic/package.xml
@@ -13,7 +13,8 @@
 
   <build_depend>libccd-dev</build_depend>
   <build_depend>libfcl-dev</build_depend>
-  <build_depend>fcl</build_depend>
+  <!-- Uncomment the line below for fcl-0.6 -->
+  <!-- <build_depend>fcl</build_depend> -->
 
   <test_depend>ament_cmake_catch2</test_depend>
   <test_depend>rmf_cmake_uncrustify</test_depend>