diff --git a/src/publisher_laser_map.cpp b/src/publisher_laser_map.cpp
index b699f1f42f1eee61a87d464a4a4de2140faaa424..073d3e5d80cb5790538d320f507bad6bbb74ccfe 100644
--- a/src/publisher_laser_map.cpp
+++ b/src/publisher_laser_map.cpp
@@ -86,7 +86,7 @@ PublisherLaserMap::PublisherLaserMap(const std::string& _unique_name,
 
 void PublisherLaserMap::initialize(ros::NodeHandle& nh, const std::string& topic)
 {
-    publisher_      = nh.advertise<nav_msgs::OccupancyGrid> (topic + "_occgrid", 1);
+    publisher_      = nh.advertise<nav_msgs::OccupancyGrid> (topic, 1);
     publisher_pc_   = nh.advertise<sensor_msgs::PointCloud2>(topic + "_pointcloud", 1);
 }