diff --git a/services/marker/server.py b/services/marker/server.py
index 2ffd799..0d566f0 100644
--- a/services/marker/server.py
+++ b/services/marker/server.py
@@ -26,7 +26,11 @@ os.environ.setdefault("TORCH_HOME", "/models/torch")
 
 _models = None
 _converter = None
-_engine_version = getattr(marker_module, "__version__", "unknown")
+try:
+    import importlib.metadata
+    _engine_version = importlib.metadata.version("marker-pdf")
+except Exception:
+    _engine_version = "unknown"
 _warmup_done = False
 _warmup_error: str | None = None
 _warmup_lock = threading.Lock()