diff --git a/modules/exploits/multi/http/phpldapadmin_query_engine.rb b/modules/exploits/multi/http/phpldapadmin_query_engine.rb
index 76504228a3..84aee59d24 100644
--- a/modules/exploits/multi/http/phpldapadmin_query_engine.rb
+++ b/modules/exploits/multi/http/phpldapadmin_query_engine.rb
@@ -89,7 +89,7 @@ class Metasploit3 < Msf::Exploit::Remote
 				'uri' => uri,
 			}, 3)
 
-		if (not res.headers['Set-Cookie'])
+		if (res.nil? or not res.headers['Set-Cookie'])
 			print_error("Could not generate a valid session")
 			return
 		end