diff --git a/pps_ws/src/d_fall_pps/launch/Teacher.launch b/pps_ws/src/d_fall_pps/launch/Teacher.launch
index 8cf733d3579ce0e98fb765012043f7500aa2ba15..1c2e6a9d63045b3969339f7f17d3ac0faf18e2b8 100755
--- a/pps_ws/src/d_fall_pps/launch/Teacher.launch
+++ b/pps_ws/src/d_fall_pps/launch/Teacher.launch
@@ -10,10 +10,10 @@
 	<node pkg="d_fall_pps" name="my_GUI" output="screen" type="my_GUI">
 	</node>
 
-        <!-- PARAMETER SERVICE -->
+	<!-- PARAMETER SERVICE -->
 	<node pkg="d_fall_pps" name="ParameterService" output="screen" type="ParameterService">
 		<param name="type" type="str" value="coordinator" />
-		<param name="agentID" value=0 />
+		<param name="agentID" value="0" />
 		<rosparam command="load" file="$(find d_fall_pps)/param/SafeController.yaml" ns="SafeController" />
 		<rosparam command="load" file="$(find d_fall_pps)/param/CustomController.yaml" ns="CustomController" />
 	</node>