diff --git a/cpp/src/join/mixed_join_kernel.cuh b/cpp/src/join/mixed_join_kernel.cuh
index 368b1fba870..00f385a07ff 100644
--- a/cpp/src/join/mixed_join_kernel.cuh
+++ b/cpp/src/join/mixed_join_kernel.cuh
@@ -37,8 +37,6 @@ namespace detail {
 
 namespace cg = cooperative_groups;
 
-#pragma GCC diagnostic ignored "-Wattributes"
-
 template <cudf::size_type block_size, bool has_nulls>
 CUDF_KERNEL void __launch_bounds__(block_size)
   mixed_join(table_device_view left_table,
diff --git a/cpp/src/join/mixed_join_kernels_semi.cu b/cpp/src/join/mixed_join_kernels_semi.cu
index a4ec97af235..5cf76f80bf2 100644
--- a/cpp/src/join/mixed_join_kernels_semi.cu
+++ b/cpp/src/join/mixed_join_kernels_semi.cu
@@ -30,8 +30,6 @@ namespace detail {
 
 namespace cg = cooperative_groups;
 
-#pragma GCC diagnostic ignored "-Wattributes"
-
 template <cudf::size_type block_size, bool has_nulls>
 CUDF_KERNEL void __launch_bounds__(block_size)
   mixed_join_semi(table_device_view left_table,
diff --git a/cpp/src/join/mixed_join_size_kernel.cuh b/cpp/src/join/mixed_join_size_kernel.cuh
index 4049ccf35e1..c5fb77d9d3b 100644
--- a/cpp/src/join/mixed_join_size_kernel.cuh
+++ b/cpp/src/join/mixed_join_size_kernel.cuh
@@ -34,8 +34,6 @@ namespace cudf {
 namespace detail {
 namespace cg = cooperative_groups;
 
-#pragma GCC diagnostic ignored "-Wattributes"
-
 template <int block_size, bool has_nulls>
 CUDF_KERNEL void __launch_bounds__(block_size)
   compute_mixed_join_output_size(table_device_view left_table,