diff --git a/gtsam/inference/inference.i b/gtsam/inference/inference.i
index d4c90e356..953b1da84 100644
--- a/gtsam/inference/inference.i
+++ b/gtsam/inference/inference.i
@@ -109,6 +109,7 @@ class Ordering {
       FACTOR_GRAPH = {gtsam::NonlinearFactorGraph, gtsam::DiscreteFactorGraph,
                       gtsam::SymbolicFactorGraph, gtsam::GaussianFactorGraph, gtsam::HybridGaussianFactorGraph}>
   static gtsam::Ordering Colamd(const FACTOR_GRAPH& graph);
+  static gtsam::Ordering Colamd(const gtsam::VariableIndex& variableIndex);
 
   template <
       FACTOR_GRAPH = {gtsam::NonlinearFactorGraph, gtsam::DiscreteFactorGraph,