diff --git a/Discovery/Web-Content/web-extensions-big.txt b/Discovery/Web-Content/web-extensions-big.txt
index 2b521b1b9..f3633c3b3 100644
--- a/Discovery/Web-Content/web-extensions-big.txt
+++ b/Discovery/Web-Content/web-extensions-big.txt
@@ -4,6 +4,8 @@
 .c
 .cfm
 .cgi
+.class
+.crt
 .css
 .com
 .dll