diff --git a/frontend/src/components/ui/FormErrorBanner.tsx b/frontend/src/components/ui/FormErrorBanner.tsx
index a96a24e..8fe2b75 100644
--- a/frontend/src/components/ui/FormErrorBanner.tsx
+++ b/frontend/src/components/ui/FormErrorBanner.tsx
@@ -22,6 +22,7 @@ export function FormErrorBanner({ error, onDismiss }: FormErrorBannerProps) {
                 <p className="text-sm font-medium">{error.message}</p>
             </div>
             <button
+                type="button"
                 onClick={onDismiss}
                 className="flex-shrink-0 text-red-600 hover:text-red-700 focus:outline-none focus:ring-2 focus:ring-red-500 focus:ring-offset-2 rounded"
                 aria-label="Dismiss error"