diff --git a/gtsam/geometry/Pose3.h b/gtsam/geometry/Pose3.h
index 3efa1b04d..ed69981d8 100644
--- a/gtsam/geometry/Pose3.h
+++ b/gtsam/geometry/Pose3.h
@@ -357,7 +357,6 @@ inline Matrix wedge<Pose3>(const Vector& xi) {
 }
 
 // Convenience typedef
-// typedef std::pair<Pose3, Pose3> Pose3Pair;
 using Pose3Pair = std::pair<Pose3, Pose3>;
 
 // For MATLAB wrapper