diff --git a/00.brainstorming-pedagogical-teams/45.synthesis-structuring/entropy/n1/figures/cheatsheet.fr.md b/00.brainstorming-pedagogical-teams/45.synthesis-structuring/entropy/n1/figures/cheatsheet.fr.md
index dbaa3d159..6227efaa5 100644
--- a/00.brainstorming-pedagogical-teams/45.synthesis-structuring/entropy/n1/figures/cheatsheet.fr.md
+++ b/00.brainstorming-pedagogical-teams/45.synthesis-structuring/entropy/n1/figures/cheatsheet.fr.md
@@ -31,7 +31,7 @@ riz jusqu'à la dernière case de l'échiquier.
 ![](legend-echiquier-sissa-L1200.jpg)
 
 
-![](echiquier-de-sissa-v3_L900)<br>
+![](echiquier-de-sissa-v3_L900.gif)<br>
 
 <!-- les versions L1000 et L1100 sont prêtes-->