diff --git a/Unit testing/billy_objects_tests.cpp b/Unit testing/billy_objects_tests.cpp
index c19d918..77e24df 100644
--- a/Unit testing/billy_objects_tests.cpp	
+++ b/Unit testing/billy_objects_tests.cpp	
@@ -152,3 +152,15 @@ TEST_CASE("[D] Printing Billy's objects", "[printing]") {
         REQUIRE_NOTHROW(BillyObjects::billy_object_to_string(object));
     }
 }
+
+TEST_CASE("[Z] Cleaning after all tests", "[cleaning]") {
+    namespace fs = std::filesystem;
+    const auto pwd = is_directory(fs::current_path()) ?
+                     fs::directory_iterator(fs::current_path()) :
+                     fs::directory_iterator(fs::current_path().root_directory());
+    for (const auto &entry: pwd) {
+        if (entry.is_regular_file() && entry.path().extension() == ".json") {
+            fs::remove(entry);
+        }
+    }
+}