diff --git a/main/gradebook/gradebook_edit_result.php b/main/gradebook/gradebook_edit_result.php
index e92f5e8ec4..cfc5b39373 100755
--- a/main/gradebook/gradebook_edit_result.php
+++ b/main/gradebook/gradebook_edit_result.php
@@ -28,13 +28,18 @@ $edit_result_form = new EvalForm(
 if ($edit_result_form->validate()) {
     $values = $edit_result_form->exportValues();
     $scores = $values['score'];
-    foreach ($scores as $row) {
-        $resultedit = Result:: load(key($scores));
-        $row_value = $row;
-        if ($row_value != '') {
-            $resultedit[0]->set_score(api_number_format($row_value, api_get_setting('gradebook_number_decimals')));
-            $resultedit[0]->save();
+    foreach ($scores as $userId => $score) {
+        /** @var array $resultedit */
+        $resultedit = Result::load($userId);
+        /** @var Result $result */
+        $result = $resultedit[0];
+
+        if ('' == $score) {
+            continue;
         }
+
+        $result->set_score(api_number_format($score, api_get_setting('gradebook_number_decimals')));
+        $result->save();
     }
     Display::addFlash(Display::return_message(get_lang('AllResultsEdited')));
     header('Location: gradebook_view_result.php?selecteval='.$select_eval.'&'.api_get_cidreq());