diff --git a/app/helpers.php b/app/helpers.php
index 70c1948..32cdc8f 100644
--- a/app/helpers.php
+++ b/app/helpers.php
@@ -38,14 +38,7 @@ function array_purge(array $ary): array
 if (! function_exists('array_trim_strings')) {
     function array_trim_strings(array $ary): array
     {
-        return array_filter($ary, function ($v) {
-            if (! is_string($v)) {
-                return $v;
-            }
-            $v = trim($v);
-
-            return blank($v) ? null : $v;
-        });
+        return array_map(static fn ($v) => is_string($v) ? trim($v) : $v, $ary);
     }
 }