diff --git a/tests/test_loader_initialization.py b/tests/test_loader_initialization.py
new file mode 100644
index 0000000..9e82dac
--- /dev/null
+++ b/tests/test_loader_initialization.py
@@ -0,0 +1,13 @@
+import pytest
+
+pytest.importorskip("trimesh")
+
+from layerforge.utils.loader_initialization import initialize_loaders
+from layerforge.models.loading import LoaderFactory
+from layerforge.models.loading.implementations.trimesh_loader import TrimeshLoader
+
+
+def test_initialize_loaders_registers_trimesh(monkeypatch):
+    monkeypatch.setattr(LoaderFactory, "loaders", {}, raising=False)
+    initialize_loaders()
+    assert LoaderFactory.loaders["trimesh"] is TrimeshLoader