diff --git a/frontend/src/services/project.ts b/frontend/src/services/project.ts
index 2bf4da5f..e5f51829 100644
--- a/frontend/src/services/project.ts
+++ b/frontend/src/services/project.ts
@@ -65,8 +65,8 @@ export interface Project {
 // Transform backend response to frontend format
 const transformProject = (project: ProjectResponse): Project => {
   let sections: ProjectSection[] = [];
-  
-  if (project.Sections) {
+
+  if (project.Sections && Array.isArray(project.Sections)) {
     sections = project.Sections.map(s => ({
       id: s.id,
       title: s.title || '',