diff --git a/src/utils/fastboot.js b/src/utils/fastboot.js
index 3e62f5a..5142b4b 100644
--- a/src/utils/fastboot.js
+++ b/src/utils/fastboot.js
@@ -88,7 +88,7 @@ function isRecognizedDevice(deviceInfo) {
 export function useFastboot() {
   const [step, setStep] = useState(Step.READY)
   const [message, _setMessage] = useState('')
-  const [progress, setProgress] = useState(0)
+  const [progress, setProgress] = useState(-1)
   const [error, setError] = useState(Error.NONE)
   const [isInitialized, setIsInitialized] = useState(false)