diff --git a/include/cuco/detail/static_multimap/static_multimap_ref.inl b/include/cuco/detail/static_multimap/static_multimap_ref.inl
index 3dc429f3b..6a66eafca 100644
--- a/include/cuco/detail/static_multimap/static_multimap_ref.inl
+++ b/include/cuco/detail/static_multimap/static_multimap_ref.inl
@@ -21,6 +21,7 @@
 
 #include <cuda/atomic>
 #include <cuda/std/functional>
+#include <cuda/std/utility>
 
 #include <cooperative_groups.h>
 
@@ -522,7 +523,7 @@ class operator_impl<
   {
     // CRTP: cast `this` to the actual ref type
     auto const& ref_ = static_cast<ref_type const&>(*this);
-    ref_.impl_.for_each(key, std::forward<CallbackOp>(callback_op));
+    ref_.impl_.for_each(key, cuda::std::forward<CallbackOp>(callback_op));
   }
 
   /**
@@ -552,7 +553,7 @@ class operator_impl<
   {
     // CRTP: cast `this` to the actual ref type
     auto const& ref_ = static_cast<ref_type const&>(*this);
-    ref_.impl_.for_each(group, key, std::forward<CallbackOp>(callback_op));
+    ref_.impl_.for_each(group, key, cuda::std::forward<CallbackOp>(callback_op));
   }
 
   /**
@@ -592,7 +593,7 @@ class operator_impl<
     // CRTP: cast `this` to the actual ref type
     auto const& ref_ = static_cast<ref_type const&>(*this);
     ref_.impl_.for_each(
-      group, key, std::forward<CallbackOp>(callback_op), std::forward<SyncOp>(sync_op));
+      group, key, cuda::std::forward<CallbackOp>(callback_op), cuda::std::forward<SyncOp>(sync_op));
   }
 };