diff --git a/lib/extension/homeassistant.ts b/lib/extension/homeassistant.ts
index f96c4e0dd..a993a7583 100644
--- a/lib/extension/homeassistant.ts
+++ b/lib/extension/homeassistant.ts
@@ -542,8 +542,8 @@ export default class HomeAssistant extends Extension {
                         command_topic: true,
                         command_topic_prefix: endpoint,
                         command_topic_postfix: firstExpose.property,
-                        min: firstExpose.value_min ? firstExpose.value_min : -65535,
-                        max: firstExpose.value_max ? firstExpose.value_max : 65535,
+                        min: firstExpose.value_min != null ? firstExpose.value_min : -65535,
+                        max: firstExpose.value_max != null ? firstExpose.value_max : 65535,
                         ...lookup[firstExpose.name],
                     },
                 };