diff --git a/gtsam.h b/gtsam.h
index 9399cc6d4..208893c59 100644
--- a/gtsam.h
+++ b/gtsam.h
@@ -449,7 +449,7 @@ class Graph {
       const Ordering& ordering) const;
 
   void addPrior(int key, const Pose2& pose, const SharedNoiseModel& noiseModel);
-  void addConstraint(int key, const Pose2& pose);
+  void addPoseConstraint(int key, const Pose2& pose);
   void addOdometry(int key1, int key2, const Pose2& odometry, const SharedNoiseModel& noiseModel);
   pose2SLAM::Values optimize(const pose2SLAM::Values& initialEstimate);
 };