Index: laser_filters-1.8.11/CMakeLists.txt
===================================================================
--- laser_filters-1.8.11.orig/CMakeLists.txt
+++ laser_filters-1.8.11/CMakeLists.txt
@@ -12,7 +12,9 @@ set(THIS_PACKAGE_ROS_DEPS sensor_msgs ro
 
 find_package(catkin REQUIRED COMPONENTS ${THIS_PACKAGE_ROS_DEPS})
 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})
 
 ##############################################################################
 # Define package