diff --git a/src/lib/import/version3/validateExport.ts b/src/lib/import/version3/validateExport.ts
index 6494b9a2e..59c1c79df 100644
--- a/src/lib/import/version3/validateExport.ts
+++ b/src/lib/import/version3/validateExport.ts
@@ -181,7 +181,7 @@ export const export3Schema = z.object({
     z.object({
       username: z.string(),
       password: z.string(),
-      avatar: z.string(),
+      avatar: z.string().optional().nullable(),
       administrator: z.boolean(),
       super_administrator: z.boolean(),
       embed: z.object({
@@ -206,12 +206,12 @@ export const export3Schema = z.object({
   files: z.record(
     z.object({
       name: z.string(),
-      original_name: z.string().nullable(),
+      original_name: z.string().optional().nullable(),
       type: z.string(),
       size: z.union([z.number(), z.bigint()]),
-      user: z.string().nullable(),
+      user: z.string().optional().nullable(),
       thumbnail: z.string().optional().nullable(),
-      max_views: z.number().nullable(),
+      max_views: z.number().optional().nullable(),
       views: z.number(),
       expires_at: z.string().optional().nullable(),
       created_at: z.string(),
@@ -232,7 +232,7 @@ export const export3Schema = z.object({
       name: z.string(),
       public: z.boolean(),
       created_at: z.string(),
-      user: z.string(),
+      user: z.string().optional().nullable(),
       files: z.array(z.string()),
     }),
   ),
@@ -243,19 +243,19 @@ export const export3Schema = z.object({
       vanity: z.string().optional().nullable(),
       code: z.string(),
       created_at: z.string(),
-      max_views: z.number(),
+      max_views: z.number().optional().nullable(),
       views: z.number(),
-      user: z.string(),
+      user: z.string().optional().nullable(),
     }),
   ),
 
   invites: z.record(
     z.object({
       code: z.string(),
-      expites_at: z.string().optional().nullable(),
+      expires_at: z.string().optional().nullable(),
       created_at: z.string(),
       used: z.boolean(),
-      created_by_user: z.string(),
+      created_by_user: z.string().optional().nullable(),
     }),
   ),
 
diff --git a/src/server/routes/api/server/import/v3.ts b/src/server/routes/api/server/import/v3.ts
index 64d6e8943..fbbb93fb1 100644
--- a/src/server/routes/api/server/import/v3.ts
+++ b/src/server/routes/api/server/import/v3.ts
@@ -123,7 +123,7 @@ export default fastifyPlugin(
         const filesImportedToId: Record<string, string> = {};
 
         for (const [id, file] of Object.entries(export3.files)) {
-          const user = usersImportedToId[file.user || ''];
+          const user = file.user ? usersImportedToId[file.user] : undefined;
           if (!user) {
             logger.warn('failed to find user for file, skipping', { file: id });
 
@@ -170,7 +170,7 @@ export default fastifyPlugin(
         const foldersImportedToId: Record<string, string> = {};
 
         for (const [id, folder] of Object.entries(export3.folders)) {
-          const user = usersImportedToId[folder.user];
+          const user = folder.user ? usersImportedToId[folder.user] : undefined;
           if (!user) {
             logger.warn('failed to find user for folder, skipping', { folder: id });
 
@@ -207,7 +207,7 @@ export default fastifyPlugin(
         const urlsImportedToId: Record<string, string> = {};
 
         for (const [id, url] of Object.entries(export3.urls)) {
-          const user = usersImportedToId[url.user];
+          const user = url.user ? usersImportedToId[url.user] : undefined;
           if (!user) {
             logger.warn('failed to find user for url, skipping', { url: id });