diff --git a/modules/core/src/cuda_info.cpp b/modules/core/src/cuda_info.cpp
index 5ad33ce8a1..b412438581 100644
--- a/modules/core/src/cuda_info.cpp
+++ b/modules/core/src/cuda_info.cpp
@@ -71,6 +71,7 @@ void cv::cuda::setDevice(int device)
     throw_no_cuda();
 #else
     cudaSafeCall( cudaSetDevice(device) );
+    cudaSafeCall( cudaFree(0) );
 #endif
 }