diff --git a/REFERENCE.md b/REFERENCE.md
index 2d04b4d..ee40b1c 100644
--- a/REFERENCE.md
+++ b/REFERENCE.md
@@ -1311,8 +1311,6 @@ discover the appropriate provider for your platform.
 
 ##### <a name="-x509_cert--req_ext"></a>`req_ext`
 
-Valid values: `true`, `false`
-
 Whether adding v3 SAN from config
 
 Default value: `false`