diff --git a/apps/server/src/core/Base.ts b/apps/server/src/core/Base.ts
index 7639cb2d..5ca414e8 100644
--- a/apps/server/src/core/Base.ts
+++ b/apps/server/src/core/Base.ts
@@ -311,13 +311,17 @@ export class Base {
         "https://mari-project.jad.li/api/v1/growtopia/cache/latest",
       )) as CDNContent;
       const itemsDat = (await fetchJSON(ITEMS_DAT_FETCH_URL)) as {
-        content: string;
+        latest: { content: string };
       };
 
+      if (!itemsDat?.latest?.content) {
+        throw new Error("Unexpected response shape from ITEMS_DAT_FETCH_URL");
+      }
+
       const data: CDNContent = {
         version:      cdnData.version,
         uri:          cdnData.uri,
-        itemsDatName: itemsDat.content,
+        itemsDatName: itemsDat.latest.content,
       };
 
       return data;
diff --git a/packages/utils/util/Utils.ts b/packages/utils/util/Utils.ts
index 21ce9366..4d4c6f45 100644
--- a/packages/utils/util/Utils.ts
+++ b/packages/utils/util/Utils.ts
@@ -317,9 +317,12 @@ export function formatToDisplayName(name: string, role: string): string {
 export async function getLatestItemsDatName() {
   try {
     const itemsDat = (await fetchJSON(ITEMS_DAT_FETCH_URL)) as {
-      content: string;
+      latest: { content: string };
     };
-    return itemsDat.content;
+    if (!itemsDat?.latest?.content) {
+      throw new Error("Unexpected response shape from ITEMS_DAT_FETCH_URL");
+    }
+    return itemsDat.latest.content;
   } catch (e) {
     logger.error(`Failed to get latest CDN: ${e}`);
     return "";