diff --git a/nebula_decoders/package.xml b/nebula_decoders/package.xml
index 860b807ac..4cf14fbdc 100644
--- a/nebula_decoders/package.xml
+++ b/nebula_decoders/package.xml
@@ -19,7 +19,6 @@
   <depend>nebula_common</depend>
   <depend>nebula_msgs</depend>
   <depend>nlohmann-json-dev</depend>
-  <depend>nlohmann-json-dev</depend>
   <depend>pandar_msgs</depend>
   <depend>pcl_conversions</depend>
   <depend>rclcpp</depend>