diff --git a/include/cuco/detail/probing_scheme_base.cuh b/include/cuco/detail/probing_scheme_base.cuh
index 9ce06da92..7fbc5de32 100644
--- a/include/cuco/detail/probing_scheme_base.cuh
+++ b/include/cuco/detail/probing_scheme_base.cuh
@@ -34,7 +34,7 @@ template <int32_t CGSize>
 class probing_scheme_base {
  private:
   template <typename SizeType, typename HashType>
-  __host__ __device__ constexpr SizeType sanitize_hash_positive(HashType hash) const noexcept
+  __device__ constexpr SizeType sanitize_hash_positive(HashType hash) const noexcept
   {
     if constexpr (cuda::std::is_signed_v<SizeType>) {
       return cuda::std::abs(static_cast<SizeType>(hash));
@@ -45,7 +45,7 @@ class probing_scheme_base {
 
  protected:
   template <typename SizeType, typename HashType>
-  __host__ __device__ constexpr SizeType sanitize_hash(HashType hash) const noexcept
+  __device__ constexpr SizeType sanitize_hash(HashType hash) const noexcept
   {
     if constexpr (cuda::std::is_same_v<HashType, cuda::std::array<std::uint64_t, 2>>) {
 #if !defined(CUCO_HAS_INT128)
diff --git a/include/cuco/detail/utils.cuh b/include/cuco/detail/utils.cuh
index f2aecc0ef..8da376437 100644
--- a/include/cuco/detail/utils.cuh
+++ b/include/cuco/detail/utils.cuh
@@ -17,9 +17,7 @@
 
 #include <cuco/detail/bitwise_compare.cuh>
 
-#include <cuda/std/array>
 #include <cuda/std/bit>
-#include <cuda/std/cmath>
 #include <cuda/std/type_traits>
 #include <thrust/tuple.h>