diff --git a/add-two-numbers/addTwoNumbers.c b/add-two-numbers/addTwoNumbers.c
index 3c5194d..7f78786 100644
--- a/add-two-numbers/addTwoNumbers.c
+++ b/add-two-numbers/addTwoNumbers.c
@@ -13,7 +13,7 @@ struct ListNode {
  *     struct ListNode *next;
  * };
  */
- struct ListNode* addTwoNumbers(struct ListNode* l1, struct ListNode* l2) {
+struct ListNode* addTwoNumbers(struct ListNode* l1, struct ListNode* l2) {
     struct ListNode *first = NULL, *current = NULL;
     while (l1 != NULL) {
         if (current == NULL) {