1 files changed, 4 insertions, 0 deletions
diff --git a/src/cython/include/Witness_complex_interface.h b/src/cython/include/Witness_complex_interface.h
index 835b69ab..4f2a903b 100644
--- a/src/cython/include/Witness_complex_interface.h
+++ b/src/cython/include/Witness_complex_interface.h
@@ -46,6 +46,10 @@ class Witness_complex_interface {
     witness_complex_ = new Witness_complex<Nearest_landmark_table>(nlt);
   }
 
+  ~Witness_complex_interface() {
+    delete witness_complex_;
+  }
+
   void create_simplex_tree(Simplex_tree_interface<>* simplex_tree, double  max_alpha_square,
                            std::size_t limit_dimension) {
     witness_complex_->create_complex(*simplex_tree, max_alpha_square, limit_dimension);