diff --git a/cpp/include/rmm/mr/cuda_async_view_memory_resource.hpp b/cpp/include/rmm/mr/cuda_async_view_memory_resource.hpp
index 9ea266077..59a9f0fd3 100644
--- a/cpp/include/rmm/mr/cuda_async_view_memory_resource.hpp
+++ b/cpp/include/rmm/mr/cuda_async_view_memory_resource.hpp
@@ -133,7 +133,9 @@ class cuda_async_view_memory_resource final {
                        std::size_t bytes,
                        std::size_t alignment = rmm::CUDA_ALLOCATION_ALIGNMENT) noexcept
   {
-    deallocate(cuda::stream_ref{cudaStream_t{nullptr}}, ptr, bytes, alignment);
+    auto const stream = cuda::stream_ref{cudaStream_t{nullptr}};
+    deallocate(stream, ptr, bytes, alignment);
+    RMM_ASSERT_CUDA_SUCCESS_SAFE_SHUTDOWN(cudaStreamSynchronize(stream.get()));
   }
 
   /**
diff --git a/cpp/src/mr/detail/cuda_async_managed_memory_resource_impl.cpp b/cpp/src/mr/detail/cuda_async_managed_memory_resource_impl.cpp
index e965922a2..fd9d20f09 100644
--- a/cpp/src/mr/detail/cuda_async_managed_memory_resource_impl.cpp
+++ b/cpp/src/mr/detail/cuda_async_managed_memory_resource_impl.cpp
@@ -71,7 +71,9 @@ void cuda_async_managed_memory_resource_impl::deallocate_sync(void* ptr,
                                                               std::size_t bytes,
                                                               std::size_t alignment) noexcept
 {
-  deallocate(cuda::stream_ref{cudaStream_t{nullptr}}, ptr, bytes, alignment);
+  auto const stream = cuda::stream_ref{cudaStream_t{nullptr}};
+  deallocate(stream, ptr, bytes, alignment);
+  RMM_ASSERT_CUDA_SUCCESS_SAFE_SHUTDOWN(cudaStreamSynchronize(stream.get()));
 }
 
 }  // namespace detail
diff --git a/cpp/src/mr/detail/cuda_async_memory_resource_impl.cpp b/cpp/src/mr/detail/cuda_async_memory_resource_impl.cpp
index 3509f9c4d..79dd65fc7 100644
--- a/cpp/src/mr/detail/cuda_async_memory_resource_impl.cpp
+++ b/cpp/src/mr/detail/cuda_async_memory_resource_impl.cpp
@@ -101,7 +101,9 @@ void cuda_async_memory_resource_impl::deallocate_sync(void* ptr,
                                                       std::size_t bytes,
                                                       std::size_t alignment) noexcept
 {
-  deallocate(cuda::stream_ref{cudaStream_t{nullptr}}, ptr, bytes, alignment);
+  auto const stream = cuda::stream_ref{cudaStream_t{nullptr}};
+  deallocate(stream, ptr, bytes, alignment);
+  RMM_ASSERT_CUDA_SUCCESS_SAFE_SHUTDOWN(cudaStreamSynchronize(stream.get()));
 }
 
 }  // namespace detail