diff --git a/src/plugin/saiadmin/utils/code/CodeEngine.php b/src/plugin/saiadmin/utils/code/CodeEngine.php
index a048358d24fe7a877cad43eba875955ecf22ab73..51cde1e4dde2e8022638a747a6c78dfcbb5a3ebb 100644
--- a/src/plugin/saiadmin/utils/code/CodeEngine.php
+++ b/src/plugin/saiadmin/utils/code/CodeEngine.php
@@ -108,7 +108,7 @@ class CodeEngine
             }
         });
         $defaultFilter = new TwigFilter('parseNumber', function ($value) {
-            if ($value) {
+            if (\is_numeric($value)) {
                 return $value;
             } else {
                 return 'null';