diff --git a/ngraph/core/include/ngraph/op/matrix_nms.hpp b/ngraph/core/include/ngraph/op/matrix_nms.hpp
index 430ceafcfa8583..b7e2b3d730ad9f 100644
--- a/ngraph/core/include/ngraph/op/matrix_nms.hpp
+++ b/ngraph/core/include/ngraph/op/matrix_nms.hpp
@@ -13,4 +13,5 @@ namespace v8 {
 using ov::op::v8::MatrixNms;
 }  // namespace v8
 }  // namespace op
+using ov::operator<<;
 }  // namespace ngraph
diff --git a/ngraph/core/include/ngraph/op/non_max_suppression.hpp b/ngraph/core/include/ngraph/op/non_max_suppression.hpp
index 623507aa7bf53e..3b83d9fbc412ba 100644
--- a/ngraph/core/include/ngraph/op/non_max_suppression.hpp
+++ b/ngraph/core/include/ngraph/op/non_max_suppression.hpp
@@ -25,4 +25,5 @@ namespace v5 {
 using ov::op::v5::NonMaxSuppression;
 }  // namespace v5
 }  // namespace op
+using ov::operator<<;
 }  // namespace ngraph