diff --git a/00.brainstorming-pedagogical-teams/45.synthesis-structuring/instructions-for-levels/30.beyond/annex.fr.md b/00.brainstorming-pedagogical-teams/45.synthesis-structuring/instructions-for-levels/30.beyond/annex.fr.md
index fa35ff8e0..5156cfe94 100644
--- a/00.brainstorming-pedagogical-teams/45.synthesis-structuring/instructions-for-levels/30.beyond/annex.fr.md
+++ b/00.brainstorming-pedagogical-teams/45.synthesis-structuring/instructions-for-levels/30.beyond/annex.fr.md
@@ -184,13 +184,13 @@ Sont proposées les catégories suivantes, mais à débattre, toutes les idées
! * The optical axis is oriented positively in the direction of light propagation
! (from the painting towards the lensball).
!
-!* The first spherical refracting surface
+! * The first spherical refracting surface
! $`DS1`$ encountered by the light has
! the follwing characteristics :
! $`\overline{S_1C_1}=+|R|=+5\;cm`$,
! $`n_{ini}=1`$ and $`n_{fin}=1.5`$.
!
-! *The second spherical refracting surface
+! * The second spherical refracting surface
! $DS2$ encountered by the light has the follwing characteristics :
! $`\overline{S_2C_2}=-|R|=-5\;cm`$ ,
! $`n_{ini}=1.5`$ and $`n_{fin}=1`$