diff --git a/Views/Slides/Create.cshtml b/Views/Slides/Create.cshtml
index c2322c8..ae469be 100644
--- a/Views/Slides/Create.cshtml
+++ b/Views/Slides/Create.cshtml
@@ -82,7 +82,7 @@
                 <div class="card-body">
                     <label asp-for="ExpiresAt" class="form-label">Expires</label>
                     <input asp-for="ExpiresAt" type="datetime-local" class="form-control" />
-                    <div class="form-text">After this time the Meow is automatically skipped on displays — it stays in the library, just not shown. Leave blank for no expiry.</div>
+                    <div class="form-text">After this time the Meow is automatically skipped on displays — it stays in the library, just not shown. Leave blank for no expiry. Compared against the server's configured time zone (see the <code>TimeZone</code> setting).</div>
                 </div>
             </div>
             <div class="d-grid gap-2">