diff --git a/msg/AprilTagDetection.msg b/msg/AprilTagDetection.msg
index d4254a7..4ab5d99 100644
--- a/msg/AprilTagDetection.msg
+++ b/msg/AprilTagDetection.msg
@@ -2,4 +2,4 @@ string family
 int32 id
 geometry_msgs/Point center      # centre in (x,y) pixel coordinates
 geometry_msgs/Point[4] corners  # corners of tag ((x1,y1),(x2,y2),...)
-geometry_msgs/PoseWithCovarianceStamped pose
+geometry_msgs/PoseWithCovariance pose