diff --git a/catkin_ws/src/asclinic_pkg/launch/gmapping.launch b/catkin_ws/src/asclinic_pkg/launch/gmapping.launch
index ab772051d7bd1e4806c14571d24382f372dda37a..d5048a8f52511d30c9d25c8345888de96c657364 100644
--- a/catkin_ws/src/asclinic_pkg/launch/gmapping.launch
+++ b/catkin_ws/src/asclinic_pkg/launch/gmapping.launch
@@ -26,9 +26,9 @@
     <param name="odom_frame" value="odom"/>
     <param name="map_frame" value="map"/>
     <param name="delta" value="0.05"/>
-    <param name="xmin" value="-8.0"/>
-    <param name="ymin" value="-8.0"/>
-    <param name="xmax" value="8.0"/>
+    <param name="xmin" value="-3.0"/>
+    <param name="ymin" value="-3.0"/>
+    <param name="xmax" value="3.0"/>
     <param name="ymax" value="3.0"/>
     <param name="maxUrange" value="8.0"/>
     <param name="maxRange" value="8.0"/>