diff --git a/bookwyrm/static/js/autocomplete.js b/bookwyrm/static/js/autocomplete.js
index 84474e43ce..a98cd96346 100644
--- a/bookwyrm/static/js/autocomplete.js
+++ b/bookwyrm/static/js/autocomplete.js
@@ -106,7 +106,7 @@ const tries = {
         e: {
             p: {
                 u: {
-                    b: "ePub",
+                    b: "EPUB",
                 },
             },
         },
diff --git a/bookwyrm/templates/book/file_links/add_link_modal.html b/bookwyrm/templates/book/file_links/add_link_modal.html
index 67b437bd73..8ed4389ffa 100644
--- a/bookwyrm/templates/book/file_links/add_link_modal.html
+++ b/bookwyrm/templates/book/file_links/add_link_modal.html
@@ -35,7 +35,7 @@
             required=""
             id="id_filetype"
             value="{% firstof file_link_form.filetype.value '' %}"
-            placeholder="ePub"
+            placeholder="EPUB"
             list="mimetypes-list"
             data-autocomplete="mimetype"
         >