diff --git a/packages/web/src/validation/config/lora.ts b/packages/web/src/validation/config/lora.ts
index 0b10de80..4cd49d04 100644
--- a/packages/web/src/validation/config/lora.ts
+++ b/packages/web/src/validation/config/lora.ts
@@ -18,7 +18,7 @@ export const LoRaValidationSchema = z.object({
   channelNum: z.coerce.number().int(),
   overrideDutyCycle: z.boolean(),
   sx126xRxBoostedGain: z.boolean(),
-  overrideFrequency: z.coerce.number().int(),
+  overrideFrequency: z.coerce.number().min(410).max(930).refine(val => Number(val.toFixed(3)) === val),
   ignoreIncoming: z.coerce.number().array(),
   ignoreMqtt: z.boolean(),
   configOkToMqtt: z.boolean(),