diff --git a/test/backends/SessionDeleteHasManyToMany.cpp b/test/backends/SessionDeleteHasManyToMany.cpp
index 0910b45..808a936 100644
--- a/test/backends/SessionDeleteHasManyToMany.cpp
+++ b/test/backends/SessionDeleteHasManyToMany.cpp
@@ -22,23 +22,6 @@ void validate_author_state(const object_ptr<AuthorType>& ptr, object_state expec
 }
 }
 
-namespace matador::utils {
-template < typename ValueType >
-std::ostream& operator<<(std::ostream& os, const result<ValueType, error>& value) {
-  if (value) {
-    return os;
-  }
-  return os << "Error: " << value.err();
-}
-
-std::ostream& operator<<(std::ostream& os, const result<void, error>& value) {
-  if (value) {
-    return os;
-  }
-  return os << "Error: " << value.err();
-}
-}
-
 TEST_CASE_METHOD(SessionFixture, "Test delete object with has many to many relation", "[session][delete][has_many_to_many]") {
   auto result = schema.attach<recipe_sequence>("recipes")
     .and_then( [this] { return schema.attach<ingredient_sequence>("ingredients"); } )
@@ -77,4 +60,10 @@ TEST_CASE_METHOD(SessionFixture, "Test delete object with has many to many relat
   const auto ing_result = ses.find<ingredient_sequence>(ingredients[0]->id);
   REQUIRE(ing_result.is_ok());
   REQUIRE(ing_result.value()->recipes.size() == 2);
+
+  auto del_res = ses.remove(recipes[0]);
+  REQUIRE(del_res);
+
+  recipe_result = ses.find<recipe_sequence>(1);
+  REQUIRE_FALSE(recipe_result);
 }