diff --git a/frontend/pages/_old/register-completion/[slug]/index.tsx b/frontend/pages/_old/register-completion/[slug]/index.tsx
index 1732b1ecc..d1eceb98e 100644
--- a/frontend/pages/_old/register-completion/[slug]/index.tsx
+++ b/frontend/pages/_old/register-completion/[slug]/index.tsx
@@ -15,7 +15,6 @@ import RegisterCompletionText from "/components/RegisterCompletionText"
 import Spinner from "/components/Spinner"
 import { useLoginStateContext } from "/contexts/LoginStateContext"
 import { useBreadcrumbs } from "/hooks/useBreadcrumbs"
-import useIsOld from "/hooks/useIsOld"
 import { useQueryParameter } from "/hooks/useQueryParameter"
 import { useTranslator } from "/hooks/useTranslator"
 import withSignedIn from "/lib/with-signed-in"