diff --git a/internal/ceres/suitesparse.cc b/internal/ceres/suitesparse.cc
index 9063fa0..5138b52 100644
--- a/internal/ceres/suitesparse.cc
+++ b/internal/ceres/suitesparse.cc
@@ -397,6 +397,11 @@
   return NULL;
 }
 
+void SuiteSparse::ApproximateMinimumDegreeOrdering(cholmod_sparse* matrix,
+                                                   int* ordering) {
+  cholmod_amd(matrix, NULL, 0, ordering, &cc_);
+}
+
 }  // namespace internal
 }  // namespace ceres