diff --git a/README.md b/README.md
index 4c67e1a26e122c4c609f2bb9dc1899468ac48b0c..54dc85288bfcc8a3bba825a06c21a0a20e797200 100644
--- a/README.md
+++ b/README.md
@@ -35,4 +35,4 @@ ros2 launch turtlebot3_cartographer cartographer.launch.py use_sim_time:=true
 
 Note that the line given to launch the sample house1 world, is a replacement of the second line above.
 This means that if you `turtlebot3_startup.sh` after launching the house1 world, you're trying to launch two worlds.
-My recommendation would be to add the "setup.bash" line to your bashrc, and add the third cartographer line to a launch file you will write to run all of your nodes in the assignment3.
+My recommendation would be to add the "setup.bash" line to your bashrc, and add the third cartographer line to a launch file you will write to run all of your nodes in assignment3.