diff --git a/tests/unit/features/StreamingDenseFeatures_unittest.cc b/tests/unit/features/StreamingDenseFeatures_unittest.cc
index c3a2e93b912..8d8254df2d1 100644
--- a/tests/unit/features/StreamingDenseFeatures_unittest.cc
+++ b/tests/unit/features/StreamingDenseFeatures_unittest.cc
@@ -59,7 +59,7 @@ TEST(StreamingDenseFeaturesTest, example_reading_from_file)
 	SG_UNREF(orig_feats);
 	SG_UNREF(feats);
 
-	int delete_success = unlink(fname);
+	int delete_success = std::remove(fname);
 	ASSERT_EQ(0, delete_success);
 }
 
diff --git a/tests/unit/features/StreamingSparseFeatures_unittest.cc b/tests/unit/features/StreamingSparseFeatures_unittest.cc
index 589d583b76b..b17434b5898 100644
--- a/tests/unit/features/StreamingSparseFeatures_unittest.cc
+++ b/tests/unit/features/StreamingSparseFeatures_unittest.cc
@@ -78,6 +78,6 @@ TEST(StreamingSparseFeaturesTest, parse_file)
   SG_FREE(data);
   SG_FREE(labels);
 
-  int delete_success = unlink(fname);
+  int delete_success = std::remove(fname);
   ASSERT_EQ(0, delete_success);
 }