diff --git a/certfields/README.md b/certfields/README.md
index 5de0a52a..7ccc0462 100644
--- a/certfields/README.md
+++ b/certfields/README.md
@@ -37,9 +37,12 @@ ORG = Sawtooth (8)
 ORG UNIT = Consulting (10)
 ```
 
+
 EXAMPLE B: (Assuming you've built and run the certgen_with_altnames example from
             wolfssl-examples/certgen/ directory)
 
+NOTE: Must configure with `--enable-opensslall` to see the IP address output!
+
 ```
 $ ./app ../certgen/newCert.der ECC
 PUBLIC KEY: