diff --git a/learning_launch/launch/double_mimic_draw_cycle_square.launch b/learning_launch/launch/double_mimic_draw_cycle_square.launch
index 06d8c71..e92e588 100644
--- a/learning_launch/launch/double_mimic_draw_cycle_square.launch
+++ b/learning_launch/launch/double_mimic_draw_cycle_square.launch
@@ -1,7 +1,13 @@
 <launch>
-  <include file="$(find learning_launch)/launch/turtlesim1.launch"/>
-  <include file="$(find learning_launch)/launch/turtlesim2.launch"/>
-  
+  <group ns="turtlesim1">
+    <include file="$(find learning_launch)/launch/two_turtlesim.launch"/>
+
+  </group>
+
+  <group ns="turtlesim2">
+    <include file="$(find learning_launch)/launch/two_turtlesim.launch"/>
+  </group>
+
   <node 
     pkg="rostopic" type="rostopic" name="rostopic" output="screen" required="true" 
     args="pub /turtlesim1/sim_node1/cmd_vel geometry_msgs/Twist -r 1 -- '[2.0, 0.0, 0.0]' '[0.0, 0.0, -1.8]'"
diff --git a/learning_launch/launch/turtlesim1.launch b/learning_launch/launch/turtlesim1.launch
deleted file mode 100644
index b424ece..0000000
--- a/learning_launch/launch/turtlesim1.launch
+++ /dev/null
@@ -1,18 +0,0 @@
-<launch>
-  <group ns="turtlesim1">
-    <node pkg="turtlesim" type="turtlesim_node" name="sim_node1" respawn="true">
-      <remap from="turtle1" to="sim_node1"/>
-    </node>
-
-    <node pkg="turtlesim" type="turtlesim_node" name="sim_node2" respawn="true">
-      <remap from="turtle1" to="sim_node2"/>
-    </node>
-
-    <node pkg="turtlesim" name="mimic" type="mimic" output="screen" required="true" >
-      <remap from="input" to="sim_node1"/>
-      <remap from="output" to="sim_node2"/>
-    </node>
-
-  </group>
-
-</launch>
\ No newline at end of file
diff --git a/learning_launch/launch/turtlesim2.launch b/learning_launch/launch/turtlesim2.launch
deleted file mode 100644
index 0c2121f..0000000
--- a/learning_launch/launch/turtlesim2.launch
+++ /dev/null
@@ -1,26 +0,0 @@
-<launch>
-
-  <group ns="turtlesim2">
-    <param name="turtle_number" value="2"/>
-    <arg name="TurtlesimName1" default="Tom"/>
-    <arg name="TurtlesimName2" default="Jerry"/>
-
-    <node pkg="turtlesim" type="turtlesim_node" name="sim_node1" respawn="true">
-      <remap from="turtle1" to="sim_node1"/>
-      <param name="turtle_name" value="$(arg TurtlesimName1)"/>
-    </node>
-
-    <node pkg="turtlesim" type="turtlesim_node" name="sim_node2" respawn="true">
-      <remap from="turtle1" to="sim_node2"/>
-      <param name="turtle_name" value="$(arg TurtlesimName2)"/>
-    </node>
-
-    <node pkg="turtlesim" name="mimic" type="mimic" output="screen" required="true" >
-      <remap from="input" to="sim_node1"/>
-      <remap from="output" to="sim_node2"/>
-    </node>
-
-  </group>
-
-
-</launch>
\ No newline at end of file
diff --git a/learning_launch/launch/two_turtlesim.launch b/learning_launch/launch/two_turtlesim.launch
new file mode 100644
index 0000000..8b26fd5
--- /dev/null
+++ b/learning_launch/launch/two_turtlesim.launch
@@ -0,0 +1,24 @@
+<launch>
+
+  <param name="turtle_number" value="2"/>
+  <arg name="TurtlesimName1" default="Tom"/>
+  <arg name="TurtlesimName2" default="Jerry"/>
+
+  <node pkg="turtlesim" type="turtlesim_node" name="sim_node1" respawn="true">
+    <remap from="turtle1" to="sim_node1"/>
+    <param name="turtle_name" value="$(arg TurtlesimName1)"/>
+  </node>
+
+  <node pkg="turtlesim" type="turtlesim_node" name="sim_node2" respawn="true">
+    <remap from="turtle1" to="sim_node2"/>
+    <param name="turtle_name" value="$(arg TurtlesimName2)"/>
+  </node>
+
+  <node pkg="turtlesim" name="mimic" type="mimic" output="screen" required="true" >
+    <remap from="input" to="sim_node1"/>
+    <remap from="output" to="sim_node2"/>
+  </node>
+
+
+
+</launch>
\ No newline at end of file