diff --git a/solo12_description/package.xml b/solo12_description/package.xml
index 75c7a5a..ad7c94f 100644
--- a/solo12_description/package.xml
+++ b/solo12_description/package.xml
@@ -13,7 +13,7 @@
   <exec_depend>urdf</exec_depend>
   <exec_depend>rviz2</exec_depend>
   <exec_depend>launch</exec_depend>
-  <exec_depend>launch_ros</exec>
+  <exec_depend>launch_ros</exec_depend>
   <exec_depend>joint_state_publisher_gui</exec_depend>
   <exec_depend>joint_state_publisher</exec_depend>
   <exec_depend>robot_state_publisher</exec_depend>