diff --git a/Maintenance/infrastructure/cgal.geometryfactory.com/reference-platforms/common-setup b/Maintenance/infrastructure/cgal.geometryfactory.com/reference-platforms/common-setup
index 72b75447950..7d99248d5b4 100644
--- a/Maintenance/infrastructure/cgal.geometryfactory.com/reference-platforms/common-setup
+++ b/Maintenance/infrastructure/cgal.geometryfactory.com/reference-platforms/common-setup
@@ -13,3 +13,6 @@ export LD_LIBRARY_PATH
 
 ESBTL_INC_DIR=$HOME/CGAL/esbtl/trunk/include
 export ESBTL_INC_DIR
+
+EIGEN3_INC_DIR=/usr/local/Eigen-3.2.1
+export EIGEN3_INC_DIR