diff --git a/apps/predbat/config.py b/apps/predbat/config.py
index 76460b9a3..4d31d8f42 100644
--- a/apps/predbat/config.py
+++ b/apps/predbat/config.py
@@ -689,7 +689,7 @@
         "friendly_name": "Combine Rate Threshold",
         "type": "input_number",
         "min": 0,
-        "max": 5.0,
+        "max": 1000,
         "step": 0.1,
         "unit": "p",
         "icon": "mdi:table-merge-cells",
@@ -915,8 +915,8 @@
         "name": "car_charging_plan_max_price",
         "friendly_name": "Car Charging Plan max price",
         "type": "input_number",
-        "min": -99,
-        "max": 99,
+        "min": -1000,
+        "max": 1000,
         "step": 1,
         "unit": "p",
         "icon": "mdi:ev-station",
@@ -1117,7 +1117,7 @@
         "friendly_name": "Export more solar threshold",
         "type": "input_number",
         "min": 0,
-        "max": 10.0,
+        "max": 1000,
         "step": 0.1,
         "unit": "p",
         "icon": "mdi:currency-usd",