diff --git a/multi/blog/2010-10-14-Fun-with-wav.md b/multi/blog/2010-10-14-Fun-with-wav.md
index 4f64ea5cd..a88a7b017 100644
--- a/multi/blog/2010-10-14-Fun-with-wav.md
+++ b/multi/blog/2010-10-14-Fun-with-wav.md
@@ -211,7 +211,7 @@ fr: Voici le dernier résultat :
 
 enddiv
 
-<code class="c" file="wavsum.c">
+<code class="c" file="wavsum2.c">
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h> // for memcmp