diff --git a/MathLib/LinAlg/PETSc/PETScVector.cpp b/MathLib/LinAlg/PETSc/PETScVector.cpp
index ab9ad1ae7f1572944c02fba7e6dab0b515c02a05..52415470112ec59d900e6fc9d55dd6083655e8e5 100644
--- a/MathLib/LinAlg/PETSc/PETScVector.cpp
+++ b/MathLib/LinAlg/PETSc/PETScVector.cpp
@@ -44,8 +44,9 @@ PETScVector::PETScVector(const PetscInt vec_size, const bool is_global_size)
 
 PETScVector::PETScVector(const PetscInt vec_size,
                          const std::vector<PetscInt>& ghost_ids,
-                         const bool is_global_size) :
-                         _size_ghosts(ghost_ids.size()), _has_ghost_id(true)
+                         const bool is_global_size)
+    : _size_ghosts{ghost_ids.size()}
+    , _has_ghost_id{true}
 {
     _v.reset(new PETSc_Vec);