diff --git a/CRM/Contact/Import/Form/MapField.php b/CRM/Contact/Import/Form/MapField.php
index a2057cae05f2..a2c37e792dc1 100644
--- a/CRM/Contact/Import/Form/MapField.php
+++ b/CRM/Contact/Import/Form/MapField.php
@@ -226,7 +226,7 @@ public function buildQuickForm(): void {
         }
 
         foreach ($highlightedFields as $k => $v) {
-          if ($v == $cType || $v === 'All') {
+          if ($v === $cType || $v === 'All') {
             $highlightedRelFields[$key][] = $k;
           }
         }