diff --git a/packages/extension-link/src/link.ts b/packages/extension-link/src/link.ts
index a2dfdd0ecd..1eacfc7f10 100644
--- a/packages/extension-link/src/link.ts
+++ b/packages/extension-link/src/link.ts
@@ -41,11 +41,11 @@ declare module '@tiptap/core' {
       /**
        * Set a link mark
        */
-      setLink: (attributes: { href: string, target?: string }) => ReturnType,
+      setLink: (attributes: { href: string, target?: string | null }) => ReturnType,
       /**
        * Toggle a link mark
        */
-      toggleLink: (attributes: { href: string, target?: string }) => ReturnType,
+      toggleLink: (attributes: { href: string, target?: string | null }) => ReturnType,
       /**
        * Unset a link mark
        */