diff --git a/config/locales/server.en.yml b/config/locales/server.en.yml
index cc7c109e4d5..2873098a320 100644
--- a/config/locales/server.en.yml
+++ b/config/locales/server.en.yml
@@ -957,7 +957,7 @@ en:
     email_polling_errored_recently:
       one: "Email polling has generated an error in the past 24 hours. Look at <a href='/logs' target='_blank'>the logs</a> for more details."
       other: "Email polling has generated %{count} errors in the past 24 hours. Look at <a href='/logs' target='_blank'>the logs</a> for more details."
-    missing_mailgun_api_key: "The server is configured to send emails via mailgun but you haven't provided an API key used the verify the webhook messages."
+    missing_mailgun_api_key: "The server is configured to send emails via mailgun but you haven't provided an API key used to verify the webhook messages."
     bad_favicon_url: "The favicon is failing to load. Check your favicon_url setting in <a href='/admin/site_settings'>Site Settings</a>."
     poll_pop3_timeout: "Connection to the POP3 server is timing out. Incoming email could not be retrieved. Please check your <a href='/admin/site_settings/category/email'>POP3 settings</a> and service provider."
     poll_pop3_auth_error: "Connection to the POP3 server is failing with an authentication error. Please check your <a href='/admin/site_settings/category/email'>POP3 settings</a>."