diff --git a/SLAM/EKFSLAM/ekf_slam.py b/SLAM/EKFSLAM/ekf_slam.py
index d5e518c1..33c631fd 100644
--- a/SLAM/EKFSLAM/ekf_slam.py
+++ b/SLAM/EKFSLAM/ekf_slam.py
@@ -20,7 +20,7 @@ SIM_TIME = 50.0  # simulation time [s]
 MAX_RANGE = 20.0  # maximum observation range
 M_DIST_TH = 2.0  # Threshold of Mahalanobis distance for data association.
 STATE_SIZE = 3  # State size [x,y,yaw]
-LM_SIZE = 2  # LM srate size [x,y]
+LM_SIZE = 2  # LM state size [x,y]
 
 show_animation = True