diff --git a/backend/server/src/FileManager.ts b/backend/server/src/FileManager.ts
index 3d62918..abc48f2 100644
--- a/backend/server/src/FileManager.ts
+++ b/backend/server/src/FileManager.ts
@@ -143,7 +143,7 @@ export class FileManager {
     // Reload file list from the container to include template files
     const result = await this.sandbox.commands.run(`find "${this.dirName}" -type f`); // List all files recursively
     const localPaths = result.stdout.split('\n').filter(path => path); // Split the output into an array and filter out empty strings
-    const relativePaths = localPaths.map(filePath => path.relative(this.dirName, filePath)); // Convert absolute paths to relative paths
+    const relativePaths = localPaths.map(filePath => path.posix.relative(this.dirName, filePath)); // Convert absolute paths to relative paths
     this.files = generateFileStructure(relativePaths);
 
     // Make the logged in user the owner of all project files