diff --git a/flaschengeist/plugins/pricelist/__init__.py b/flaschengeist/plugins/pricelist/__init__.py
index cc3ec44..1d24715 100644
--- a/flaschengeist/plugins/pricelist/__init__.py
+++ b/flaschengeist/plugins/pricelist/__init__.py
@@ -179,6 +179,19 @@ def delete_extra_ingredient(identifier):
     return "", NO_CONTENT
 
 
+@pricelist_bp.route("/settings/min_prices", methods=["POST", "GET"])
+def pricelist_settings_min_prices():
+    if request.method == "GET":
+        return jsonify(PriceListPlugin.get_setting(PriceListPlugin, "min_prices"))
+    else:
+        data = request.get_json()
+        if not isinstance(data, list) or not all(isinstance(n, int) for n in data):
+            raise BadRequest
+        data.sort()
+        PriceListPlugin.set_setting(PriceListPlugin, "min_prices", data)
+        return no_content()
+
+
 @pricelist_bp.route("/users/<userid>/pricecalc_columns", methods=["GET", "PUT"])
 @login_required()
 def get_columns(userid, current_session: Session):
diff --git a/flaschengeist/plugins/pricelist/pricelist_controller.py b/flaschengeist/plugins/pricelist/pricelist_controller.py
index 1544d97..e739db1 100644
--- a/flaschengeist/plugins/pricelist/pricelist_controller.py
+++ b/flaschengeist/plugins/pricelist/pricelist_controller.py
@@ -128,25 +128,24 @@ def update_drink(identifier, data):
     allowedKeys = Drink().serialize().keys()
     if "id" in data:
         data.pop("id")
-    values = {key: value for key, value in data.items() if key in allowedKeys}
-    volumes = None
-    if "volumes" in values:
-        volumes = values.pop("volumes")
-    if "tags" in values:
-        values.pop("tags")
+    if "volumes" in data:
+        volumes = data.pop("volumes")
+    if "tags" in data:
+        data.pop("tags")
     type = None
-    if "type" in values:
-        _type = values.pop("type")
+    if "type" in data:
+        _type = data.pop("type")
         if isinstance(_type, dict) and "id" in _type:
             type = get_drink_type(_type.get("id"))
     if identifier == -1:
-        drink = Drink(**values)
+        drink = Drink()
         db.session.add(drink)
     else:
         drink = get_drink(identifier)
         if not drink:
             raise NotFound
-        for key, value in values.items():
+    for key, value in data.items():
+        if hasattr(drink, key):
             setattr(drink, key, value if value != "" else None)
 
     if type: