diff --git a/src/utils/GetRessources/GetContribs.tsx b/src/utils/GetRessources/GetContribs.tsx
index fe2f5990e..b4d3a824d 100644
--- a/src/utils/GetRessources/GetContribs.tsx
+++ b/src/utils/GetRessources/GetContribs.tsx
@@ -5,6 +5,7 @@ export interface Contributor {
   login: string;
   avatar_url: string;
   html_url: string;
+  contributions: number;
 }
 
 export async function getContributors (): Promise<Contributor[]> {
diff --git a/src/views/account/Lessons/Lessons.tsx b/src/views/account/Lessons/Lessons.tsx
index 733d7ec1e..90e28685e 100644
--- a/src/views/account/Lessons/Lessons.tsx
+++ b/src/views/account/Lessons/Lessons.tsx
@@ -216,7 +216,7 @@ const Lessons: Screen<"Lessons"> = ({ route, navigation }) => {
     return unsubscribe;
   }, []);
 
-  const onDateSelect = (date: Date) => {
+  const onDateSelect = (date: Date | undefined) => {
     const newDate = new Date(date || 0);
     newDate.setHours(0, 0, 0, 0);
     setPickerDate(newDate);