diff --git a/python/dune/codegen/blockstructured/vectorization.py b/python/dune/codegen/blockstructured/vectorization.py
index 7c30f8104ab747aaa909329cf6fe9afe8746992a..94bc4875f262c72d695007be04c0b4107208f2f5 100644
--- a/python/dune/codegen/blockstructured/vectorization.py
+++ b/python/dune/codegen/blockstructured/vectorization.py
@@ -250,6 +250,7 @@ def add_vcl_access(knl, inner_iname, vcl_size, level=0):
         load_insns.append(lp.CallInstruction(assignees=(), expression=call_load,
                                              id=load_id, within_inames=insn.within_inames | insn.reduction_inames(),
                                              depends_on=insn.depends_on | write_ids,
+                                             depends_on_is_final=True,
                                              tags=frozenset({'vectorized_{}'.format(level)})))
         read_dependencies.setdefault(id, set())
         read_dependencies[id].add(load_id)
@@ -279,6 +280,7 @@ def add_vcl_access(knl, inner_iname, vcl_size, level=0):
                                               id=store_id, within_inames=insn.within_inames,
                                               depends_on=(insn.depends_on | frozenset({id}) | read_dependencies[id] |
                                                           write_ids),
+                                              depends_on_is_final=True,
                                               tags=frozenset({'vectorized_{}'.format(level)})))
 
     # replace alias with vcl vector, except for accumulation assignee
@@ -343,10 +345,12 @@ def add_vcl_access(knl, inner_iname, vcl_size, level=0):
                 new_insns.append(insn.copy(assignee=assignee_vec,
                                            depends_on=(insn.depends_on | read_dependencies[insn.id] |
                                                        write_ids),
+                                           depends_on_is_final=True,
                                            tags=insn.tags | frozenset({'vectorized_{}'.format(level)})))
             else:
                 new_insns.append(insn.copy(depends_on=(insn.depends_on | read_dependencies[insn.id] |
                                                        write_ids),
+                                           depends_on_is_final=True,
                                            tags=insn.tags | frozenset({'vectorized_{}'.format(level)})))
 
     return knl.copy(instructions=new_insns + load_insns + store_insns)