diff --git a/src/crimson/os/seastore/btree/fixed_kv_node.h b/src/crimson/os/seastore/btree/fixed_kv_node.h
index 09f54a4f2d0c3..1f1b37c3d81ea 100644
--- a/src/crimson/os/seastore/btree/fixed_kv_node.h
+++ b/src/crimson/os/seastore/btree/fixed_kv_node.h
@@ -994,8 +994,7 @@ struct FixedKVInternalNode
    * resolve_relative_addrs fixes up relative internal references
    * based on base.
    */
-  void resolve_relative_addrs(paddr_t base)
-  {
+  void resolve_relative_addrs(paddr_t base) final {
     LOG_PREFIX(FixedKVInternalNode::resolve_relative_addrs);
     for (auto i: *this) {
       if (i->get_val().is_relative()) {
diff --git a/src/crimson/os/seastore/lba_manager/btree/lba_btree_node.h b/src/crimson/os/seastore/lba_manager/btree/lba_btree_node.h
index ad5d336815bd8..524bf23dd586b 100644
--- a/src/crimson/os/seastore/lba_manager/btree/lba_btree_node.h
+++ b/src/crimson/os/seastore/lba_manager/btree/lba_btree_node.h
@@ -259,7 +259,7 @@ struct LBALeafNode
   }
 
   // See LBAInternalNode, same concept
-  void resolve_relative_addrs(paddr_t base);
+  void resolve_relative_addrs(paddr_t base) final;
   void node_resolve_vals(
     internal_iterator_t from,
     internal_iterator_t to) const final