diff --git a/curriculum/challenges/english/blocks/lecture-working-with-data-fetching-and-memoization-in-react/67d2f4ddb4a4306fdf5bbaee.md b/curriculum/challenges/english/blocks/lecture-working-with-data-fetching-and-memoization-in-react/67d2f4ddb4a4306fdf5bbaee.md
index 61a11871646..e100375fedf 100644
--- a/curriculum/challenges/english/blocks/lecture-working-with-data-fetching-and-memoization-in-react/67d2f4ddb4a4306fdf5bbaee.md
+++ b/curriculum/challenges/english/blocks/lecture-working-with-data-fetching-and-memoization-in-react/67d2f4ddb4a4306fdf5bbaee.md
@@ -96,7 +96,7 @@ function App() {
 export default App;
 ```
 
-The `timer` in the `useEffect`, running every second, will make the `calculateSquare` function runs any time it runs, even when you don't increase the `num` state variable.
+The `timer` in the `useEffect`, running every second, will make the `calculateSquare` function run any time it runs, even when you don't increase the `num` state variable.
 
 To solve this problem, we can use the `useMemo` hook by wrapping the function call in it and specifying the `num` variable as the dependency: