diff --git a/packages/ilmomasiina-components/src/api.ts b/packages/ilmomasiina-components/src/api.ts
index 52d7337a..dc76819a 100644
--- a/packages/ilmomasiina-components/src/api.ts
+++ b/packages/ilmomasiina-components/src/api.ts
@@ -39,7 +39,7 @@ export function configureApi(url: string) {
   apiUrl = url;
 }
 
-export default async function apiFetch<T = any>(uri: string, {
+export default async function apiFetch<T = unknown>(uri: string, {
   method = 'GET', body, headers, signal,
 }: FetchOptions = {}) {
   const allHeaders = {
diff --git a/packages/ilmomasiina-frontend/src/api.ts b/packages/ilmomasiina-frontend/src/api.ts
index 50b3abf4..408edb2e 100644
--- a/packages/ilmomasiina-frontend/src/api.ts
+++ b/packages/ilmomasiina-frontend/src/api.ts
@@ -12,7 +12,7 @@ const RENEW_LOGIN_THRESHOLD = 5 * 60 * 1000;
  * action if necessary.
  */
 // eslint-disable-next-line max-len
-export default async function adminApiFetch<T = any>(uri: string, opts: AdminApiFetchOptions, dispatch: DispatchAction) {
+export default async function adminApiFetch<T = unknown>(uri: string, opts: AdminApiFetchOptions, dispatch: DispatchAction) {
   try {
     const { accessToken } = opts;
     if (!accessToken) {