diff --git a/src/backend/cuda/ThrustArrayFirePolicy.hpp b/src/backend/cuda/ThrustArrayFirePolicy.hpp
index 189ee558b3..339d3ea088 100644
--- a/src/backend/cuda/ThrustArrayFirePolicy.hpp
+++ b/src/backend/cuda/ThrustArrayFirePolicy.hpp
@@ -37,7 +37,11 @@ inline void return_temporary_buffer(ThrustArrayFirePolicy, Pointer p) {
 }  // namespace cuda
 }  // namespace arrayfire
 
+#if defined(_WIN32)
+THRUST_NAMESPACE_BEGIN
+#else
 namespace thrust {
+#endif
 namespace cuda_cub {
 template<>
 __DH__ inline cudaStream_t get_stream<arrayfire::cuda::ThrustArrayFirePolicy>(
@@ -60,4 +64,8 @@ inline cudaError_t synchronize_stream(
 }
 
 }  // namespace cuda_cub
+#if defined(_WIN32)
+THRUST_NAMESPACE_END
+#else
 }  // namespace thrust
+#endif