diff --git a/test/src/unit-algorithms.cpp b/test/src/unit-algorithms.cpp
index 0df48af6..bc108dcd 100644
--- a/test/src/unit-algorithms.cpp
+++ b/test/src/unit-algorithms.cpp
@@ -300,7 +300,6 @@ TEST_CASE("algorithms")
             std::set_union(j1.begin(), j1.end(), j2.begin(), j2.end(), std::back_inserter(j3));
             CHECK(j3 == json({1, 2, 3, 4, 5, 6, 7, 8}));
         }
-        */
 
         SECTION("std::set_symmetric_difference")
         {
@@ -311,6 +310,7 @@ TEST_CASE("algorithms")
             std::set_symmetric_difference(j1.begin(), j1.end(), j2.begin(), j2.end(), std::back_inserter(j3));
             CHECK(j3 == json({1, 3, 4, 5, 6, 7, 8}));
         }
+        */
     }
 
     SECTION("heap operations")