diff --git a/gui/app/templates/components/document/document-meta.hbs b/gui/app/templates/components/document/document-meta.hbs
index 18300dc9..b0728abb 100644
--- a/gui/app/templates/components/document/document-meta.hbs
+++ b/gui/app/templates/components/document/document-meta.hbs
@@ -101,6 +101,7 @@
{{/each}}
{{focus-input type='text' id="add-tag-field" class="form-control mousetrap" placeholder="Tag name" value=newTag}}
+ Press ENTER to add tag
Lowercase, characters, numbers, hyphens only