diff --git a/00.brainstorming-pedagogical-teams/carovacauno/textbook.es.md b/00.brainstorming-pedagogical-teams/carovacauno/textbook.es.md
index bfc5e531c..eab242d42 100644
--- a/00.brainstorming-pedagogical-teams/carovacauno/textbook.es.md
+++ b/00.brainstorming-pedagogical-teams/carovacauno/textbook.es.md
@@ -25,7 +25,7 @@ $`\Delta\vec{E}\left(M,t\right)-\frac{1}{c^{2}}\frac{\partial^{2}\vec{E}\left(M,
 ### Notion d'échelle mésoscopique
 
 
-![](ray-optics-spherical-rmirror-stigmatism-paraxial-gauss-approximation_serieC_L1200.png)
+![](ray-optics-spherical-rmirror-stigmatism-paraxial-gauss-approximation_serieC_L1200.gif)
 
 ![texto sin no veo la figura](Courbe_dispersion2.png)