diff --git a/ros_arduino_python/package.xml b/ros_arduino_python/package.xml
index 391d96e..dc3c0c7 100644
--- a/ros_arduino_python/package.xml
+++ b/ros_arduino_python/package.xml
@@ -12,12 +12,19 @@
   <buildtool_depend>catkin</buildtool_depend>
   
   <build_depend>dynamic_reconfigure</build_depend>
+  <build_depend>diagnostic_updater</build_depend>
+  <build_depend>diagnostic_aggregator</build_depend>
+  <build_depend>diagnostic_msgs</build_depend>
 
   <run_depend>rospy</run_depend>
   <run_depend>std_msgs</run_depend>
   <run_depend>sensor_msgs</run_depend>
   <run_depend>geometry_msgs</run_depend>
   <run_depend>nav_msgs</run_depend>
+  <run_depend>diagnostic_msgs</run_depend>
+  <run_depend>diagnostic_updater</run_depend>
+  <run_depend>diagnostic_updater</run_depend>
+  <run_depend>diagnostic_aggregator</run_depend>
   <run_depend>tf</run_depend>
   <run_depend>ros_arduino_msgs</run_depend>
   <run_depend>python-serial</run_depend>