diff --git a/include/Exp_mat.h b/include/Exp_mat.h
index 84ba4f8..7ab2897 100644
--- a/include/Exp_mat.h
+++ b/include/Exp_mat.h
@@ -3,7 +3,7 @@
 
 #include <math.h>
 #include <Eigen/Core>
-#include <opencv/cv.h>
+#include <opencv2/core.hpp>
 // #include <common_lib.h>
 
 #define SKEW_SYM_MATRX(v) 0.0,-v[2],v[1],v[2],0.0,-v[0],-v[1],v[0],0.0
diff --git a/src/laserMapping.cpp b/src/laserMapping.cpp
index 59b4f9a..8410317 100644
--- a/src/laserMapping.cpp
+++ b/src/laserMapping.cpp
@@ -43,7 +43,7 @@
 #include <Exp_mat.h>
 #include <ros/ros.h>
 #include <Eigen/Core>
-#include <opencv/cv.h>
+#include <opencv2/core.hpp>
 #include <common_lib.h>
 #include "IMU_Processing.hpp"
 #include <nav_msgs/Odometry.h>