diff --git a/include/boost/unordered/detail/implementation.hpp b/include/boost/unordered/detail/implementation.hpp
index 935cbb30..225a02ff 100644
--- a/include/boost/unordered/detail/implementation.hpp
+++ b/include/boost/unordered/detail/implementation.hpp
@@ -3458,11 +3458,6 @@ namespace boost {
           return 1;
         }
 
-        std::size_t erase_key_unique(const_key_type& k)
-        {
-          return this->erase_key_unique_impl(this->key_eq(), k);
-        }
-
         void erase_nodes_unique(node_pointer i, node_pointer j)
         {
           std::size_t bucket_index = this->node_bucket(i);
diff --git a/include/boost/unordered/unordered_set.hpp b/include/boost/unordered/unordered_set.hpp
index 98a05914..c0841cf7 100644
--- a/include/boost/unordered/unordered_set.hpp
+++ b/include/boost/unordered/unordered_set.hpp
@@ -1366,7 +1366,7 @@ namespace boost {
     typename unordered_set<T, H, P, A>::size_type
     unordered_set<T, H, P, A>::erase(const key_type& k)
     {
-      return table_.erase_key_unique(k);
+      return table_.erase_key_unique_impl(this->key_eq(), k);
     }
 
     template <class T, class H, class P, class A>