diff --git a/src/index.js b/src/index.js
index fe6443008d76701b9a65a3638c584a3ed2a2c603..4710236730792f373b7ef3e443ce9825aaeef9ee 100644
--- a/src/index.js
+++ b/src/index.js
@@ -415,6 +415,7 @@ async function getOffPeakHours(url, apiAuthKey, userLogin, pointId) {
  * @param {string} apiAuthKey
  * @param {string} userLogin
  * @param {string} pointId
+ * @param {Price[] | null} prices
  */
 async function getDailyData(url, apiAuthKey, userLogin, pointId, prices) {
   log('info', 'Fetching daily data')
@@ -507,6 +508,7 @@ async function getMaxPowerData(url, apiAuthKey, userLogin, pointId) {
  * @param {string} apiAuthKey
  * @param {string} userLogin
  * @param {string} pointId
+ * @param {Price[] | null} prices
  */
 async function getDataHalfHour(url, apiAuthKey, userLogin, pointId, prices) {
   log('info', 'Fetching half-hour data')