diff --git a/mon-entreprise/source/components/utils/useSearchParamsSimulationSharing.ts b/mon-entreprise/source/components/utils/useSearchParamsSimulationSharing.ts
index 760d322e4..142cac921 100644
--- a/mon-entreprise/source/components/utils/useSearchParamsSimulationSharing.ts
+++ b/mon-entreprise/source/components/utils/useSearchParamsSimulationSharing.ts
@@ -75,7 +75,7 @@ export default function useSearchParamsSimulationSharing() {
 }
 
 const objectifsOfConfig = (config: Partial<SimulationConfig>) =>
-	(config.objectifs as Objectifs).flatMap((objectifOrSection) => {
+	(config.objectifs ?? ([] as Objectifs)).flatMap((objectifOrSection) => {
 		if (typeof objectifOrSection === 'string') {
 			return [objectifOrSection]
 		}