diff --git a/package-lock.json b/package-lock.json
index 4d093e5ac..ed0dae943 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -12,7 +12,7 @@
         "@aws-sdk/client-s3": "^3.974.0",
         "@aws-sdk/lib-storage": "^3.974.0",
         "@cloudron/connect-lastmile": "^2.3.0",
-        "@cloudron/manifest-format": "^5.31.0",
+        "@cloudron/manifest-format": "^5.32.1",
         "@cloudron/pipework": "^1.2.0",
         "@cloudron/superagent": "^1.0.1",
         "@google-cloud/dns": "^5.3.1",
@@ -1291,9 +1291,9 @@
       "license": "MIT"
     },
     "node_modules/@cloudron/manifest-format": {
-      "version": "5.31.0",
-      "resolved": "https://registry.npmjs.org/@cloudron/manifest-format/-/manifest-format-5.31.0.tgz",
-      "integrity": "sha512-WzmUzKWyvtv3iR4dw2fyCbltgMk0dSTol7pAER47XZ4HTsJuQ4dpbR5/tFJ11P4DZudUJErOTf0nBkz50foQCA==",
+      "version": "5.32.1",
+      "resolved": "https://registry.npmjs.org/@cloudron/manifest-format/-/manifest-format-5.32.1.tgz",
+      "integrity": "sha512-dq54lx/YMO1TOoFfdZTArgU3UH+WOz57z8Tcafc09d82iKB40grZSVsT1AWuY+yw5aXbo8V0r5P9nDx/qzMejw==",
       "license": "MIT",
       "dependencies": {
         "ajv": "^8.17.1",
diff --git a/package.json b/package.json
index 18592de72..0f5614d5f 100644
--- a/package.json
+++ b/package.json
@@ -16,7 +16,7 @@
     "@aws-sdk/client-s3": "^3.974.0",
     "@aws-sdk/lib-storage": "^3.974.0",
     "@cloudron/connect-lastmile": "^2.3.0",
-    "@cloudron/manifest-format": "^5.31.0",
+    "@cloudron/manifest-format": "^5.32.1",
     "@cloudron/pipework": "^1.2.0",
     "@cloudron/superagent": "^1.0.1",
     "@google-cloud/dns": "^5.3.1",
diff --git a/src/community.js b/src/community.js
index fab1deab0..96875f552 100644
--- a/src/community.js
+++ b/src/community.js
@@ -24,8 +24,10 @@ async function getAppVersion(url, version) {
     if (response.status === 404) throw new BoxError(BoxError.NOT_FOUND, 'CloudronVersions.json not found');
     if (response.status !== 200) throw new BoxError(BoxError.EXTERNAL_ERROR, `Fetch failed: ${response.status}`);
 
-    const versions = response.body;
-    if (!versions || typeof versions !== 'object') throw new BoxError(BoxError.EXTERNAL_ERROR, 'Invalid CloudronVersions.json format');
+    // if the content-type is incorrect, we will get a buffer
+    const versions = Buffer.isBuffer(response.body) ? safe.JSON.parse(response.body) : response.body;
+    const versionsError = manifestFormat.parseVersions(versions);
+    if (versionsError) throw new BoxError(BoxError.EXTERNAL_ERROR, `Invalid CloudronVersions.json: ${versionsError.message}`);
 
     const sortedVersions = Object.keys(versions).sort(manifestFormat.packageVersionCompare);
     const versionData = version === 'latest' ? versions[sortedVersions.at(-1)] : versions[version];
@@ -60,8 +62,10 @@ async function downloadManifest(versionsUrl) {
     if (response.status === 404) throw new BoxError(BoxError.NOT_FOUND, 'CloudronVersions.json not found');
     if (response.status !== 200) throw new BoxError(BoxError.EXTERNAL_ERROR, `Fetch failed: ${response.status}`);
 
-    const versions = response.body;
-    if (!versions || typeof versions !== 'object') throw new BoxError(BoxError.EXTERNAL_ERROR, 'Invalid CloudronVersions.json format');
+    // if the content-type is incorrect, we will get a buffer
+    const versions = Buffer.isBuffer(response.body) ? safe.JSON.parse(response.body) : response.body;
+    const versionsError = manifestFormat.parseVersions(versions);
+    if (versionsError) throw new BoxError(BoxError.EXTERNAL_ERROR, `Invalid CloudronVersions.json: ${versionsError.message}`);
 
     const sortedVersions = Object.keys(versions).sort(manifestFormat.packageVersionCompare);
     const versionData = version === 'latest' ? versions[sortedVersions.at(-1)] : versions[version];
@@ -81,8 +85,10 @@ async function getAppUpdate(app, options) {
     if (response.status === 404) throw new BoxError(BoxError.NOT_FOUND, 'CloudronVersions.json not found');
     if (response.status !== 200) throw new BoxError(BoxError.EXTERNAL_ERROR, `Fetch failed: ${response.status}`);
 
-    const versions = response.body;
-    if (!versions || typeof versions !== 'object') throw new BoxError(BoxError.EXTERNAL_ERROR, 'Invalid CloudronVersions.json format');
+    // if the content-type is incorrect, we will get a buffer
+    const versions = Buffer.isBuffer(response.body) ? safe.JSON.parse(response.body) : response.body;
+    const versionsError = manifestFormat.parseVersions(versions);
+    if (versionsError) throw new BoxError(BoxError.EXTERNAL_ERROR, `Invalid CloudronVersions.json: ${versionsError.message}`);
 
     const sortedVersions = Object.keys(versions).sort(manifestFormat.packageVersionCompare);
     const idx = sortedVersions.findIndex(v => v === app.manifest.version);