diff --git a/src/core/algorithms/md/hymd/lattice/md_lattice.cpp b/src/core/algorithms/md/hymd/lattice/md_lattice.cpp
index 0709d2b50..9b63ea416 100644
--- a/src/core/algorithms/md/hymd/lattice/md_lattice.cpp
+++ b/src/core/algorithms/md/hymd/lattice/md_lattice.cpp
@@ -478,7 +478,8 @@ class Specializer {
           get_lhs_ccv_id_(std::move(get_lhs_ccv_id)),
           get_nonlhs_ccv_id_(std::move(get_nonlhs_ccv_id)),
           prune_nondisjoint_(prune_nondisjoint),
-          current_specialization_({lhs, {lhs.begin(), {}}}, rhs) {}
+          current_specialization_(
+                  LhsSpecialization{lhs, SpecializationData{lhs.begin(), LhsNode{}}}, rhs) {}
 
     void Specialize() {
         if (GetLhs().Cardinality() == cardinality_limit_) {