diff --git a/slides/cours_11.md b/slides/cours_11.md
index f57381af4ca94c86bb924b4588c5cad78fbfb925..5438b42deb9d41e4c2625ec7e1652b5e8762370f 100644
--- a/slides/cours_11.md
+++ b/slides/cours_11.md
@@ -143,7 +143,7 @@ void queue_enqueue(queue *fa, int val) {
 
 ```C
 int queue_dequeue(queue *fa) {
-    elmt = fa->head;
+    element* elmt = fa->head;
     int val = elmt->data;
     fa->head = fa->head->next;
     free(elmt);