diff --git a/ros_gz_bridge/ros_gz_bridge/__init__.py b/ros_gz_bridge/ros_gz_bridge/__init__.py
index f6ea05ee..31640eaa 100644
--- a/ros_gz_bridge/ros_gz_bridge/__init__.py
+++ b/ros_gz_bridge/ros_gz_bridge/__init__.py
@@ -59,7 +59,8 @@ def gz_type(self):
         return f'gz::msgs::{self.gz_message_name}'
 
     def unique(self):
-        return f'{self.gz_message_name.lower()}_{self.ros2_message_name.lower()}'
+        return f'{self.gz_message_name.lower()}_' \
+               f'{self.ros2_package_name}_{self.ros2_message_name.lower()}'
 
 
 def mappings(gz_msgs_ver):