diff --git a/infection_monkey/exploit/struts2.py b/infection_monkey/exploit/struts2.py
index 867ab92fa..ae0bdd948 100644
--- a/infection_monkey/exploit/struts2.py
+++ b/infection_monkey/exploit/struts2.py
@@ -39,7 +39,7 @@ class Struts2Exploiter(WebRCE):
         :return: Array of url's to try and attack
         """
         url_list = super(Struts2Exploiter, self).build_potential_urls(ports)
-        url_list = list(map(self.get_redirected, url_list))
+        url_list = [self.get_redirected(url) for url in url_list]
         return url_list
 
     @staticmethod