diff --git a/gtsam/geometry/StereoPoint2.h b/gtsam/geometry/StereoPoint2.h
index 8e420fc16..186afae55 100644
--- a/gtsam/geometry/StereoPoint2.h
+++ b/gtsam/geometry/StereoPoint2.h
@@ -89,8 +89,6 @@ namespace gtsam {
       return StereoPoint2(uL_ - b.uL_, uR_ - b.uR_, v_ - b.v_);
     }
     
-    GTSAM_EXPORT friend std::ostream &operator<<(std::ostream &os, const StereoPoint2& p);
-
     /// @}
     /// @name Manifold
     /// @{
@@ -154,6 +152,9 @@ namespace gtsam {
       return Point2(uR_, v_);
     }
 
+    /// Streaming
+    GTSAM_EXPORT friend std::ostream &operator<<(std::ostream &os, const StereoPoint2& p);
+
   private:
 
     /// @}