diff --git a/deploy/postfix_and_dovecot.sh b/deploy/postfix_and_dovecot.sh
index 99ed58f4..c009e901 100644
--- a/deploy/postfix_and_dovecot.sh
+++ b/deploy/postfix_and_dovecot.sh
@@ -1,6 +1,6 @@
 #!/usr/bin/env sh
 
-#Here is a script to deploy cert to postfix and dovecot servers, when
+#Here is a script to deploy a cert to postfix and dovecot servers, when
 #they use the same certificate (e.g., when both are on the same host or 
 #use the same hostname).