diff --git a/src/libs/shared/lib/components/member-skill-editor/use-member-skill-editor.tsx b/src/libs/shared/lib/components/member-skill-editor/use-member-skill-editor.tsx
index 5ff00a6d6..116ace2f6 100644
--- a/src/libs/shared/lib/components/member-skill-editor/use-member-skill-editor.tsx
+++ b/src/libs/shared/lib/components/member-skill-editor/use-member-skill-editor.tsx
@@ -64,7 +64,7 @@ export const useMemberSkillEditor = ({
             return
         }
 
-        if (skill.skillSources.includes(EmsiSkillSources.challengeWin)) {
+        if (skill.skillSources && skill.skillSources.includes(EmsiSkillSources.challengeWin)) {
             return
         }