diff --git a/question.php b/question.php
index 4061e27..542fc58 100755
--- a/question.php
+++ b/question.php
@@ -244,7 +244,7 @@ public function process_feedback(string $feedback) {
      * @param string $text
      * @return string
      */
-    protected function llm_translate(string $text) :string {
+    protected function llm_translate(string $text): string {
         if (current_language() == 'en') {
             return $text;
         }