diff --git a/fetchupd.php b/fetchupd.php
index 75d6786..2763259 100644
--- a/fetchupd.php
+++ b/fetchupd.php
@@ -62,7 +62,7 @@ function uupFetchUpd($arch = 'amd64', $ring = 'WIF', $flight = 'Active', $build
     preg_match('/<Files>.*<\/Files>/', $out, $fileList);
     if(empty($fileList[0])) {
         consoleLogger('An error has occured');
-        return array('error' => 'ERROR');
+        return array('error' => 'EMPTY_FILELIST');
     }
 
     preg_match('/<FlightMetadata>.*?<Relationships>/', $out, $out2);
diff --git a/shared/main.php b/shared/main.php
index 4b0e5de..ba5457e 100644
--- a/shared/main.php
+++ b/shared/main.php
@@ -16,7 +16,7 @@ limitations under the License.
 */
 
 function uupApiVersion() {
-    return '0.5.0-beta';
+    return '0.5.1-beta';
 }
 
 function uupApiPrintBrand() {