diff --git a/packages/Webkul/Email/src/Helpers/Htmlfilter.php b/packages/Webkul/Email/src/Helpers/Htmlfilter.php
index 76404b722..73bd48afc 100644
--- a/packages/Webkul/Email/src/Helpers/Htmlfilter.php
+++ b/packages/Webkul/Email/src/Helpers/Htmlfilter.php
@@ -560,7 +560,12 @@ public function tln_fixatts(
         $trans_image_path,
         $block_external_images
     ) {
-        while ([$attname, $attvalue] = each($attary)) {
+        /**
+        * Convert to array if is not
+        */
+        $attary = is_array($attary) ? $attary : [];
+        
+        foreach ($attary as $attname => $attvalue) {
             /**
              * See if this attribute should be removed.
              */
@@ -570,7 +575,7 @@ public function tln_fixatts(
                         if (preg_match($matchattr, $attname)) {
                             unset($attary[$attname]);
 
-                            continue;
+                            continue 2;
                         }
                     }
                 }