diff --git a/src/structures.h b/src/structures.h
index 9c363d05d117943ecb63b12aa014064715af6704..d6474bb57242e1753eee99936647d4524968f610 100644
--- a/src/structures.h
+++ b/src/structures.h
@@ -58,7 +58,15 @@ typedef struct competence{
     struct competence *parent;
     struct competence *enfant_gauche;
     struct competence *enfant_droit;
+    struct effet_competence effet;
     boolean connu;
 }competence;
 
+typedef struct effet_competence{
+    unsigned short int id;
+    type_nom nom;
+    /* effets à définir */
+
+}effet_competence;
+
 #endif