diff --git a/test/gtest_schema.cpp b/test/gtest_schema.cpp
index d6619ff2e5a2ac9486911661e57c9c3cfc572517..7998eb646079223707b2ab0ee7f76f0f9b88f734 100644
--- a/test/gtest_schema.cpp
+++ b/test/gtest_schema.cpp
@@ -126,20 +126,23 @@ TEST(Schema, duplicated_schemas)
 {
     std::map<std::string, std::string> schemas_found;
     unsigned int                       n_duplicated = 0;
-    for (auto const& entry : filesystem::recursive_directory_iterator(wolf_dir))
-    {
-        if (filesystem::is_regular_file(entry) and entry.path().extension().string() == ".schema")
+    std::vector<std::string>           root_folders{wolf_dir + "/schema", wolf_dir + "/test"};
+
+    for (auto root_folder : root_folders)
+        for (auto const& entry : filesystem::recursive_directory_iterator(root_folder))
         {
-            bool duplicated = schemas_found.count(entry.path().filename().string());
-            WOLF_ERROR_COND(duplicated,
-                            "Found duplicated schema file:\n",
-                            entry.path().string(),
-                            "\n",
-                            schemas_found[entry.path().filename().string()])
-            schemas_found[entry.path().filename().string()] = entry.path().string();
-            if (duplicated) n_duplicated++;
+            if (filesystem::is_regular_file(entry) and entry.path().extension().string() == ".schema")
+            {
+                bool duplicated = schemas_found.count(entry.path().filename().string());
+                WOLF_ERROR_COND(duplicated,
+                                "Found duplicated schema file:\n",
+                                entry.path().string(),
+                                "\n",
+                                schemas_found[entry.path().filename().string()])
+                schemas_found[entry.path().filename().string()] = entry.path().string();
+                if (duplicated) n_duplicated++;
+            }
         }
-    }
     ASSERT_EQ(n_duplicated, 0);
     WOLF_INFO_COND(n_duplicated == 0, "Found ", schemas_found.size(), " schema files.");
     WOLF_ERROR_COND(