diff --git a/tests/test_reader_options.cpp b/tests/test_reader_options.cpp
index 73a101fa5..1a50a4479 100644
--- a/tests/test_reader_options.cpp
+++ b/tests/test_reader_options.cpp
@@ -178,27 +178,45 @@ TEST_CASE("conversions", "[loader_edge_cases]") {
             auto mutable_morph =
                 morphio::mut::Morphology("data/edge_cases/bad_root_point.swc",
                                          morphio::enums::Option::ALLOW_CUSTOM_ROOT_ID);
+
             mutable_morph.write(tmpDirectory / "from_swc_ALLOW_CUSTOM_ROOT_ID.asc");
+            morphio::mut::Morphology(tmpDirectory / "from_swc_ALLOW_CUSTOM_ROOT_ID.asc");
+
             mutable_morph.write(tmpDirectory / "from_swc_ALLOW_CUSTOM_ROOT_ID.h5");
+            morphio::mut::Morphology(tmpDirectory / "from_swc_ALLOW_CUSTOM_ROOT_ID.h5");
+
             mutable_morph.write(tmpDirectory / "from_swc_ALLOW_CUSTOM_ROOT_ID.swc");
+            morphio::mut::Morphology(tmpDirectory / "from_swc_ALLOW_CUSTOM_ROOT_ID.swc");
         }
 
         SECTION("testing ALLOW_MULTIPLE_SOMATA option") {
             auto mutable_morph =
                 morphio::mut::Morphology("data/multiple_soma.swc",
                                          morphio::enums::Option::ALLOW_MULTIPLE_SOMATA);
+
             mutable_morph.write(tmpDirectory / "from_swc_ALLOW_MULTIPLE_SOMATA.asc");
+            morphio::mut::Morphology(tmpDirectory / "from_swc_ALLOW_MULTIPLE_SOMATA.asc");
+
             mutable_morph.write(tmpDirectory / "from_swc_ALLOW_MULTIPLE_SOMATA.h5");
+            morphio::mut::Morphology(tmpDirectory / "from_swc_ALLOW_MULTIPLE_SOMATA.h5");
+
             mutable_morph.write(tmpDirectory / "from_swc_ALLOW_MULTIPLE_SOMATA.swc");
+            morphio::mut::Morphology(tmpDirectory / "from_swc_ALLOW_MULTIPLE_SOMATA.swc");
         }
 
         SECTION("testing ALLOW_SOMA_BIFURCATIONS option") {
             auto mutable_morph =
                 morphio::mut::Morphology("data/edge_cases/soma_bifurcation.swc",
                                          morphio::enums::Option::ALLOW_SOMA_BIFURCATIONS);
+
             mutable_morph.write(tmpDirectory / "from_swc_ALLOW_SOMA_BIFURCATIONS.asc");
+            morphio::mut::Morphology(tmpDirectory / "from_swc_ALLOW_SOMA_BIFURCATIONS.asc");
+
             mutable_morph.write(tmpDirectory / "from_swc_ALLOW_SOMA_BIFURCATIONS.h5");
+            morphio::mut::Morphology(tmpDirectory / "from_swc_ALLOW_SOMA_BIFURCATIONS.h5");
+
             mutable_morph.write(tmpDirectory / "from_swc_ALLOW_SOMA_BIFURCATIONS.swc");
+            morphio::mut::Morphology(tmpDirectory / "from_swc_ALLOW_SOMA_BIFURCATIONS.swc");
         }
 
         SECTION("testing ALLOW_ROOT_BIFURCATIONS option") {
@@ -223,18 +241,30 @@ TEST_CASE("conversions", "[loader_edge_cases]") {
             auto mutable_morph =
                 morphio::mut::Morphology("data/multiple_soma.asc",
                                          morphio::enums::Option::ALLOW_MULTIPLE_SOMATA);
+
             mutable_morph.write(tmpDirectory / "from_asc_ALLOW_MULTIPLE_SOMATA.asc");
+            morphio::mut::Morphology(tmpDirectory / "from_asc_ALLOW_MULTIPLE_SOMATA.asc");
+
             mutable_morph.write(tmpDirectory / "from_asc_ALLOW_MULTIPLE_SOMATA.h5");
+            morphio::mut::Morphology(tmpDirectory / "from_asc_ALLOW_MULTIPLE_SOMATA.h5");
+
             mutable_morph.write(tmpDirectory / "from_asc_ALLOW_MULTIPLE_SOMATA.swc");
+            morphio::mut::Morphology(tmpDirectory / "from_asc_ALLOW_MULTIPLE_SOMATA.swc");
         }
 
         SECTION("testing ALLOW_SOMA_BIFURCATIONS option") {
             auto mutable_morph =
                 morphio::mut::Morphology("data/edge_cases/soma_bifurcation.asc",
                                          morphio::enums::Option::ALLOW_SOMA_BIFURCATIONS);
+
             mutable_morph.write(tmpDirectory / "from_asc_ALLOW_SOMA_BIFURCATIONS.asc");
+            morphio::mut::Morphology(tmpDirectory / "from_asc_ALLOW_SOMA_BIFURCATIONS.asc");
+
             mutable_morph.write(tmpDirectory / "from_asc_ALLOW_SOMA_BIFURCATIONS.h5");
+            morphio::mut::Morphology(tmpDirectory / "from_asc_ALLOW_SOMA_BIFURCATIONS.h5");
+
             mutable_morph.write(tmpDirectory / "from_asc_ALLOW_SOMA_BIFURCATIONS.swc");
+            morphio::mut::Morphology(tmpDirectory / "from_asc_ALLOW_SOMA_BIFURCATIONS.swc");
         }
 
         SECTION("testing ALLOW_ROOT_BIFURCATIONS option") {