diff --git a/easyrsa3/x509-types/COMMON b/easyrsa3/x509-types/COMMON
index 3e9b633..a9867db 100644
--- a/easyrsa3/x509-types/COMMON
+++ b/easyrsa3/x509-types/COMMON
@@ -5,3 +5,8 @@
 # demonstrated in the following example:
 
 #crlDistributionPoints = URI:http://example.net/pki/my_ca.crl
+
+# The authority information access extension gives details about how to access
+# certain information relating to the CA.
+
+#authorityInfoAccess = caIssuers;URI:http://example.net/pki/my_ca.crt