diff --git a/12/12.6/readme.md b/12/12.6/readme.md
index 371d9c7..f3e16e4 100644
--- a/12/12.6/readme.md
+++ b/12/12.6/readme.md
@@ -1,2 +1,2 @@
 place here imgs/videos
-size readme.md
\ No newline at end of file
+size 768x432
\ No newline at end of file