diff --git a/dialog.html b/dialog.html
index e5a2100..29e5780 100644
--- a/dialog.html
+++ b/dialog.html
@@ -8,7 +8,7 @@
 			<legend>Redirect configuration</legend>
 			<input type="checkbox" id="enabled" class="control"><label for="enabled">Enable redirect</label><br>
 			<label for="instance">Nitter domain</label><br>
-			<input type="text" id="instance" class="control" required>
+			<input type="text" id="instance" class="control">
 		</fieldset>
 		<fieldset>
 			<legend>Authentication</legend>