diff --git a/slides/cours_2.md b/slides/cours_2.md
index c25a1340c1d27fb5911fd4f0b3959f47c600cc48..9d09383b746412c09cd06696071da70813c8d9f1 100644
--- a/slides/cours_2.md
+++ b/slides/cours_2.md
@@ -168,7 +168,7 @@ if (x) { // si x s'évalue à `vrai`
 ```C
 int x, y;
 x = y = 3;
-if (x = 2)
+if (x == 2)
     printf("x = 2 est vrai.\n");
 else if (y < 8)
     printf("y < 8.\n");