diff --git a/slides/cours_7.md b/slides/cours_7.md
index 1a709b5f648390773d445bfa2c4a9be42fc4d86e..016c2140e8d5934869e95c9fc7332716d003f4b9 100644
--- a/slides/cours_7.md
+++ b/slides/cours_7.md
@@ -140,7 +140,7 @@ int low, high; // les indices min/max des tableaux à trier
 
 ```C
 void quicksort(array, low, high) {
-    if (more than 2 elems) {
+    if (more than 1 elems) {
         pivot_ind = partition(array, low, high);
         if (something left of pivot)
             quicksort(array, low, pivot_ind - 1);