diff --git a/src/rov_navigation/config/ekf.yaml b/src/rov_navigation/config/ekf.yaml
index 4db5c48..1054b42 100644
--- a/src/rov_navigation/config/ekf.yaml
+++ b/src/rov_navigation/config/ekf.yaml
@@ -12,7 +12,7 @@ ekf_filter_node:
     base_link_frame: base_link
     world_frame: odom
     # Xsens IMU — primary attitude source
-    imu0: /imu/data
+    imu0: /mavros/mavros/data
     imu0_config: [false, false, false,
                   true,  true,  true,
                   false, false, false,