diff --git a/ros_arduino_python/manifest.xml b/ros_arduino_python/manifest.xml
index 1d04908..11276df 100644
--- a/ros_arduino_python/manifest.xml
+++ b/ros_arduino_python/manifest.xml
@@ -16,7 +16,9 @@
   <depend package="nav_msgs"/>
   <depend package="tf"/>
   <depend package="ros_arduino_msgs"/>
-
+  
+  <rosdep name="python-serial"/>
+  
 </package>