diff --git a/esphome/components/lvgl/types.py b/esphome/components/lvgl/types.py
index 40e69119f0..10b6f63528 100644
--- a/esphome/components/lvgl/types.py
+++ b/esphome/components/lvgl/types.py
@@ -192,7 +192,7 @@ class WidgetType:
 
 class NumberType(WidgetType):
     def get_max(self, config: dict):
-        return int(config[CONF_MAX_VALUE] or 100)
+        return int(config.get(CONF_MAX_VALUE, 100))
 
     def get_min(self, config: dict):
-        return int(config[CONF_MIN_VALUE] or 0)
+        return int(config.get(CONF_MIN_VALUE, 0))