diff -Nru squid-3.3.9.orig/src/ssl/gadgets.cc squid-3.3.9-key-usage/src/ssl/gadgets.cc
--- squid-3.3.9.orig/src/ssl/gadgets.cc	2013-09-11 06:08:38.000000000 +0200
+++ squid-3.3.9-key-usage/src/ssl/gadgets.cc	2013-11-20 11:18:15.078813083 +0100
@@ -257,7 +257,6 @@
 mimicExtensions(Ssl::X509_Pointer & cert, Ssl::X509_Pointer const & mimicCert)
 {
     static int extensions[]= {
-        NID_key_usage,
         NID_ext_key_usage,
         NID_basic_constraints,
         0