Index: laser_assembler-1.7.8/CMakeLists.txt
===================================================================
--- laser_assembler-1.7.8.orig/CMakeLists.txt
+++ laser_assembler-1.7.8/CMakeLists.txt
@@ -12,7 +12,9 @@ find_package(catkin REQUIRED COMPONENTS
   ${THIS_PACKAGE_ROS_DEPS}
   message_generation)
 find_package(Boost REQUIRED COMPONENTS system)
-include_directories(include ${catkin_INCLUDE_DIRS} ${Boost_INCLUDE_DIRS})
+find_package(Eigen3 REQUIRED)
+add_definitions(${EIGEN3_DEFINITIONS})
+include_directories(include ${catkin_INCLUDE_DIRS} ${Boost_INCLUDE_DIRS} ${EIGEN3_INCLUDE_DIR})
 
 ##############################################################################
 # Build service definitions