diff --git a/src/github-api/productive-time.ts b/src/github-api/productive-time.ts
index 7c7563b9f..2c6eb47da 100644
--- a/src/github-api/productive-time.ts
+++ b/src/github-api/productive-time.ts
@@ -26,7 +26,7 @@ const userIdFetcher = (token: string, variables: any) => {
     );
 };
 
-// We use commit datetime to caculate productive time
+// We use commit datetime to calculate productive time
 const fetcher = (token: string, variables: any) => {
     return request(
         {