diff --git a/fetchupd.php b/fetchupd.php
index 42ae883..9a08a75 100644
--- a/fetchupd.php
+++ b/fetchupd.php
@@ -70,7 +70,7 @@ function uupFetchUpd(
     [$build, $flags] = uupApiPrivateParseFlags($build);
     $flagsStr = implode(',', $flags);
 
-    if($build == 'latest' || (!$build)) {
+    if(strtolower($build) == 'latest' || (!$build)) {
         $build = uupApiPrivateGetLatestBuild();
     }
 
diff --git a/shared/main.php b/shared/main.php
index 1a9b5f2..7570c89 100644
--- a/shared/main.php
+++ b/shared/main.php
@@ -16,7 +16,7 @@ limitations under the License.
 */
 
 function uupApiVersion() {
-    return '1.43.4';
+    return '1.43.5';
 }
 
 require_once dirname(__FILE__).'/auths.php';