diff --git a/src/app/api/guess/dataProvider.ts b/src/app/api/guess/dataProvider.ts
index 4367724..416db4f 100644
--- a/src/app/api/guess/dataProvider.ts
+++ b/src/app/api/guess/dataProvider.ts
@@ -1,11 +1,11 @@
-import type { Match } from "@/types";
+import type { Match, NorwegianPersonItem } from "@/types";
 
 export async function findNorwegianPerson(input: string): Promise<Match> {
   const apiUrl = `https://snl.no/api/v1/search?query=${encodeURIComponent(input)}&limit=5`;
   const response = await fetch(apiUrl);
   const data = await response.json();
 
-  function isNorwegianPerson(item: any): boolean {
+  function isNorwegianPerson(item: NorwegianPersonItem): boolean {
     // Must be a biography
     if (item.article_type_id !== 2) return false;
 
diff --git a/src/app/types.ts b/src/app/types.ts
index a73742d..94e80bc 100644
--- a/src/app/types.ts
+++ b/src/app/types.ts
@@ -4,3 +4,15 @@ export interface Match {
   description: string | undefined;
   correct: boolean;
 }
+
+export interface NorwegianPersonItem {
+  article_type_id: number;
+  rank: number;
+  taxonomy_title?: string;
+  subject_title?: string;
+  first_sentences?: string;
+  snippet?: string;
+  title?: string;
+  headword?: string;
+  article_url_json?: string;
+}