diff --git a/app/main.py b/app/main.py
index bea8e60..914c9f2 100644
--- a/app/main.py
+++ b/app/main.py
@@ -26,6 +26,21 @@ from app.api.me import router as me_router
 from app.api.metrics import router as metrics_router
 from app.api.ws import router as ws_router
 
+# --- Logging: App-eigene Logger sichtbar machen ---------------------------
+# uvicorn konfiguriert nur seine eigenen Logger; "app.*"-INFO-Logs (z. B. die
+# Notruf-Diagnose) würden sonst durch den Default-Level (WARNING) verschluckt.
+import logging
+import os
+
+_app_logger = logging.getLogger("app")
+_app_logger.setLevel(getattr(logging, os.getenv("LOG_LEVEL", "INFO").upper(), logging.INFO))
+if not _app_logger.handlers:
+    _log_handler = logging.StreamHandler()
+    _log_handler.setFormatter(logging.Formatter("%(levelname)s:%(name)s:%(message)s"))
+    _app_logger.addHandler(_log_handler)
+    _app_logger.propagate = False
+
+
 @asynccontextmanager
 async def _lifespan(app: FastAPI):
     # Lokale Modelle im Hintergrund vorladen -> Server ist sofort verfuegbar,
diff --git a/tests/test_logging_config.py b/tests/test_logging_config.py
new file mode 100644
index 0000000..020dbf9
--- /dev/null
+++ b/tests/test_logging_config.py
@@ -0,0 +1,11 @@
+import logging
+
+import app.main  # noqa: F401  — Import konfiguriert den "app"-Logger
+
+
+def test_app_logger_visible_at_info():
+    lg = logging.getLogger("app")
+    assert lg.level == logging.INFO  # Default (LOG_LEVEL nicht gesetzt)
+    assert lg.handlers, "app-Logger braucht einen eigenen Handler"
+    # Die Notruf-Diagnose nutzt diesen Logger -> effektives Level erlaubt INFO.
+    assert logging.getLogger("app.safety.emergency").isEnabledFor(logging.INFO)