2 files changed, 2 insertions, 2 deletions
diff --git a/src/Skeleton_blocker/include/gudhi/Skeleton_blocker/internal/Trie.h b/src/Skeleton_blocker/include/gudhi/Skeleton_blocker/internal/Trie.h
index 18ae6a92..116bc779 100644
--- a/src/Skeleton_blocker/include/gudhi/Skeleton_blocker/internal/Trie.h
+++ b/src/Skeleton_blocker/include/gudhi/Skeleton_blocker/internal/Trie.h
@@ -150,7 +150,7 @@ struct Trie {
     ++s_pos;
     while (s_pos != s.end() && current != 0) {
       bool found = false;
-      for (const auto child : current->childs) {
+	  for (const auto& child : current->childs) {
         if (child->v == *s_pos) {
           ++s_pos;
           current = child.get();
diff --git a/src/Skeleton_blocker/include/gudhi/Skeleton_blocker_simplifiable_complex.h b/src/Skeleton_blocker/include/gudhi/Skeleton_blocker_simplifiable_complex.h
index 5db9c2fd..e686aaec 100755
--- a/src/Skeleton_blocker/include/gudhi/Skeleton_blocker_simplifiable_complex.h
+++ b/src/Skeleton_blocker/include/gudhi/Skeleton_blocker_simplifiable_complex.h
@@ -267,7 +267,7 @@ void Skeleton_blocker_complex<SkeletonBlockerDS>::remove_blocker_include_in_simp
 template<typename SkeletonBlockerDS>
 void Skeleton_blocker_complex<SkeletonBlockerDS>::tip_blockers(Vertex_handle a, Vertex_handle b,
                                                                std::vector<Simplex> & buffer) const {
-  for (auto const & blocker : this->const_blocker_range(a)) {
+  for (auto const blocker : this->const_blocker_range(a)) {
     Simplex beta = (*blocker);
     beta.remove_vertex(a);
     buffer.push_back(beta);