diff --git a/cub/cub/detail/launcher/cuda_runtime.cuh b/cub/cub/detail/launcher/cuda_runtime.cuh
index 650a7dea68f..1e9e5079266 100644
--- a/cub/cub/detail/launcher/cuda_runtime.cuh
+++ b/cub/cub/detail/launcher/cuda_runtime.cuh
@@ -10,9 +10,11 @@
 #  pragma system_header
 #endif // no system header
 
-#include <cub/util_device.cuh>
+#if _CCCL_HAS_CUDA_COMPILER
 
-#include <thrust/system/cuda/detail/core/triple_chevron_launch.h>
+#  include <cub/util_device.cuh>
+
+#  include <thrust/system/cuda/detail/core/triple_chevron_launch.h>
 
 CUB_NAMESPACE_BEGIN
 
@@ -56,3 +58,5 @@ struct TripleChevronFactory
 } // namespace detail
 
 CUB_NAMESPACE_END
+
+#endif // _CCCL_CUDA_COMPILER
diff --git a/cub/cub/util_device.cuh b/cub/cub/util_device.cuh
index b9e4f5c25e6..37f7df51889 100644
--- a/cub/cub/util_device.cuh
+++ b/cub/cub/util_device.cuh
@@ -607,6 +607,7 @@ CUB_RUNTIME_FUNCTION PolicyWrapper<PolicyT> MakePolicyWrapper(PolicyT policy)
   return PolicyWrapper<PolicyT>{policy};
 }
 
+#if _CCCL_HAS_CUDA_COMPILER
 namespace detail
 {
 struct TripleChevronFactory;
@@ -639,6 +640,7 @@ struct KernelConfig
     return launcher_factory.MaxSmOccupancy(sm_occupancy, kernel_ptr, block_threads);
   }
 };
+#endif // _CCCL_HAS_CUDA_COMPILER
 
 /// Helper for dispatching into a policy chain
 template <int PolicyPtxVersion, typename PolicyT, typename PrevPolicyT>
@@ -759,4 +761,6 @@ private:
 
 CUB_NAMESPACE_END
 
-#include <cub/detail/launcher/cuda_runtime.cuh> // to complete the definition of TripleChevronFactory
+#if _CCCL_HAS_CUDA_COMPILER
+#  include <cub/detail/launcher/cuda_runtime.cuh> // to complete the definition of TripleChevronFactory
+#endif // _CCCL_HAS_CUDA_COMPILER