--- a/lib/puppet/ssl/host.rb
+++ b/lib/puppet/ssl/host.rb
@@ -218,7 +218,7 @@ DOC
       raise Puppet::Error, <<ERROR_STRING
 The certificate retrieved from the master does not match the agent's private key.
 Certificate fingerprint: #{certificate.fingerprint}
-To fix this, remove the certificate from both the master and the agent and then start a puppet run, which will automatically regenerate a certficate.
+To fix this, remove the certificate from both the master and the agent and then start a puppet run, which will automatically regenerate a certificate.
 On the master:
   puppet cert clean #{Puppet[:certname]}
 On the agent: