diff --git a/README.org b/README.org
index 5868b74..3fc7e2b 100644
--- a/README.org
+++ b/README.org
@@ -111,13 +111,13 @@ spec:
 
 *Note* that the Origin CA API has stricter limitations than the Certificate object. For example, DNS SANs must be used, IP addresses are not allowed, and further restrictions on wildcards. Furthermore it only allows issuance of certificates with the following duration:
 
-+ =168h= - /7d/
-+ =720h= - /30d/
-+ =2160h= - /90d/
-+ =8760h= - /365d/
-+ =17520h= - /2y/
-+ =26280h= - /3y/
-+ =131400h= - /15y/
++ =168h= - /7 days/
++ =720h= - /30 days/
++ =2160h= - /90 days/
++ =8760h= - /1 year/
++ =17520h= - /2 years/
++ =26280h= - /3 years/
++ =131400h= - /15 years/
 
 See the [[https://developers.cloudflare.com/api/operations/origin-ca-create-certificate][Origin CA documentation]] for further details.