diff --git a/README.md b/README.md
index 109ee21..b688a5f 100644
--- a/README.md
+++ b/README.md
@@ -8,7 +8,7 @@
 
 | Statements                                                                                      | Branches                                                                                 | Functions                                                                                     | Lines                                                                                 |
 | ----------------------------------------------------------------------------------------------- | ---------------------------------------------------------------------------------------- | --------------------------------------------------------------------------------------------- | ------------------------------------------------------------------------------------- |
-| ![Statements](https://img.shields.io/badge/statements-87.96%25-yellow.svg?style=flat&logo=jest) | ![Branches](https://img.shields.io/badge/branches-72.5%25-red.svg?style=flat&logo=jest) | ![Functions](https://img.shields.io/badge/functions-81.81%25-yellow.svg?style=flat&logo=jest) | ![Lines](https://img.shields.io/badge/lines-88.65%25-yellow.svg?style=flat&logo=jest) |
+| ![Statements](https://img.shields.io/badge/statements-87.38%25-yellow.svg?style=flat&logo=jest) | ![Branches](https://img.shields.io/badge/branches-72.5%25-red.svg?style=flat&logo=jest) | ![Functions](https://img.shields.io/badge/functions-81.81%25-yellow.svg?style=flat&logo=jest) | ![Lines](https://img.shields.io/badge/lines-88%25-yellow.svg?style=flat&logo=jest) |
 
 ## Table of Contents
 
diff --git a/src/index.ts b/src/index.ts
index 7d718f7..00d60e0 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -121,7 +121,12 @@ export const jsDownload = (
 export default function useDownloader(
   options: UseDownloaderOptions = {}
 ): UseDownloader {
-  const debugMode = process ? !!process?.env?.REACT_APP_DEBUG_MODE : false;
+  let debugMode = false;
+  try {
+      debugMode = process ? !!process?.env?.REACT_APP_DEBUG_MODE : false;
+  } catch {
+    debugMode = false;
+  }
 
   const [elapsed, setElapsed] = useState(0);
   const [percentage, setPercentage] = useState(0);