diff --git a/draft-dekater-scion-pki.md b/draft-dekater-scion-pki.md
index 46a8c71..dd7276b 100644
--- a/draft-dekater-scion-pki.md
+++ b/draft-dekater-scion-pki.md
@@ -358,7 +358,7 @@ The recommended **maximum validity period** of a CP AS certificate is: 3 days.
 
 ### Voting Certificates {#cp-voting-cert}
 
-There are two types of voting certificates: the (1) regular voting certificates and the (2) sensitive voting certificates. They contain the public keys associated with the private keys that MAY to cast votes in the TRC update process. Voting certificates are X.509-style certificates.
+There are two types of voting certificates: the (1) regular voting certificates and the (2) sensitive voting certificates. They contain the public keys associated with the private keys that MAY cast votes in the TRC update process. Voting certificates are X.509-style certificates.
 
 Regular and sensitive voting certificates are used to verify regular and sensitive TRC updates, respectively, and are embedded in the TRC.