diff --git a/src/tpl/login-existing.html b/src/tpl/login-existing.html
index 50d597a..2edba71 100644
--- a/src/tpl/login-existing.html
+++ b/src/tpl/login-existing.html
@@ -28,7 +28,7 @@
   <div class="arrow"></div>
   <div class="popover-title"><b>What is this?</b></div>
   <div class="popover-content">
-    <p>The passphrase protects your encrypted mailbox.</p>
+    <p>A passphrase is like a password that protects your PGP key.</p>
     <p>There is no way to access your messages without your passphrase.</p>
     <p>If you have forgotten your passphrase, please request an account reset by sending an email to <b>support@whiteout.io</b>. You will not be able to read previous messages after a reset.</p>
   </div>