diff --git a/ex4/ex4.c b/ex4/ex4.c
index 0e7256cdff0188eae38d4a35dc128b8c462a7cd5..fe2fe466c3da508e499162469f788d85a2daa635 100644
--- a/ex4/ex4.c
+++ b/ex4/ex4.c
@@ -202,7 +202,7 @@ Matrix *quadtree_to_matrix(Node *root) {
 // ---
 
 /**
- * @brief Clone a Quadtree.
+ * @brief Clone a quadtree.
  * 
  * @param root 
  * @return Node*