diff --git a/src/file.ts b/src/file.ts
index 597eda9..85a3379 100644
--- a/src/file.ts
+++ b/src/file.ts
@@ -41,7 +41,7 @@ file.post("/", async (c) => {
   const expiresInSec = expiresInStr ? parseDuration(expiresInStr) : undefined;
   if (!expiresInSec) {
     return c.json(
-      { error: "Invalid expiresIn. Use a duration like 30m, 24h, 7d" },
+      { error: "Invalid lifetime. Use a duration like 30m, 24h, 7d" },
       400,
     );
   }
diff --git a/web/src/pages/Upload.tsx b/web/src/pages/Upload.tsx
index d8ed499..d239dfa 100644
--- a/web/src/pages/Upload.tsx
+++ b/web/src/pages/Upload.tsx
@@ -475,7 +475,7 @@ export default function Upload() {
       </Show>
 
       <Show when={error()}>
-        <div class="text-danger mt-4 text-xs">{error()}</div>
+        <div class="text-danger mt-4 text-center text-xs">{error()}</div>
       </Show>
     </>
   );