diff --git a/contrib/acme/letsencrypt_master_local.sh b/contrib/acme/letsencrypt_master_local.sh
index eb9abd2..c6113e2 100644
--- a/contrib/acme/letsencrypt_master_local.sh
+++ b/contrib/acme/letsencrypt_master_local.sh
@@ -35,7 +35,7 @@ CA_STAGING="https://acme-staging-v02.api.letsencrypt.org/directory"
 CA_FINAL="https://acme-v02.api.letsencrypt.org/directory"
 ## The following line defines the default server to use.
 ## The staging server has lower rate limits, but does not issue valid certificates.
-## There is an option "-s" for 'stating' or 'simulating' to use the staging server
+## There is an option "-s" for 'staging' or 'simulating' to use the staging server
 ## instead.
 #
 CADIR=$CA_FINAL
@@ -1433,7 +1433,7 @@ case "$ACTION" in
             ?|:) echo "invalid arguments" >& 2; exit 1;;
         esac; done;;
     sign)
-        while getopts :hqsvD:46Ca:k:r:f:s:c:w:P:l:t: name; do case "$name" in
+        while getopts :hqsvD:46Ca:k:r:f:S:c:w:P:l:d:t:z:T: name; do case "$name" in
             h) usage; exit 1;;
             q) LOGLEVEL=0;;
             s)
@@ -1472,12 +1472,12 @@ case "$ACTION" in
                 DNS_ZONE="$OPTARG"
                 ;;
             f) SERVER_FULL_CHAIN="$OPTARG";;
-            s) SERVER_SIGNING_CHAIN="$OPTARG";;
+            S) SERVER_SIGNING_CHAIN="$OPTARG";;
             c) SERVER_CERT="$OPTARG";;
             w) WEBDIR="$OPTARG";;
             P) PUSH_TOKEN="$OPTARG";;
             l) CHALLENGE_TYPE="$OPTARG";;
-            t) SIGNING_CHAIN_SELECTION="$OPTARG";;
+            T) SIGNING_CHAIN_SELECTION="$OPTARG";;
             ?|:) echo "invalid arguments" >& 2; exit 1;;
         esac; done;;
     -h|--help|-?)