--- a/tests/hghave.py	Wed May 04 23:01:49 2016 -0700
+++ b/tests/hghave.py	Wed May 04 23:38:34 2016 -0700
@@ -416,7 +416,7 @@
 @check("defaultcacerts", "can verify SSL certs by system's CA certs store")
 def has_defaultcacerts():
     from mercurial import sslutil
-    return sslutil._defaultcacerts() != '!'
+    return sslutil._defaultcacerts() or sslutil._canloaddefaultcerts
 
 @check("windows", "Windows")
 def has_windows():