diff --git a/backend/services/connect.py b/backend/services/connect.py
index 0c63dd4..0892729 100644
--- a/backend/services/connect.py
+++ b/backend/services/connect.py
@@ -10,7 +10,7 @@ die häufigste Fehlerquelle. Der Aufrufer übergibt den Host explizit.
 import json
 
 import httpx
-from config import HERMES_BUILTIN_UI_UPSTREAM, LLAMA_SWAP_URL, MEM0_SERVICE_URL, PORT, V1_UPSTREAM
+from config import HERMES_BUILTIN_UI_UPSTREAM, LLAMA_SWAP_URL, PORT, V1_UPSTREAM
 
 DEFAULT_HOST = "192.168.178.151"
 
diff --git a/backend/services/sentry.py b/backend/services/sentry.py
index 5d46640..2b01be8 100644
--- a/backend/services/sentry.py
+++ b/backend/services/sentry.py
@@ -20,7 +20,7 @@ import time
 
 import httpx
 import psutil
-from config import HERMES_API_URL, MEM0_SERVICE_URL, MODELS_DIR, VOICE_SERVICE_URL
+from config import HERMES_API_URL, MODELS_DIR, VOICE_SERVICE_URL
 
 from services import announce, llamaswap