diff --git a/CHANGELOG.md b/CHANGELOG.md
index 20296fb7..5f281e5a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -9,6 +9,7 @@
     * Show the clear cache buttons if the user has `admin.cache` permissions [#908](https://github.com/getgrav/grav-plugin-admin/issues/908#issuecomment-270748616)
     * Fix colorpicker validation when transparency is set to 1.00 [#921](https://github.com/getgrav/grav-plugin-admin/issues/921)
     * Fix html markup in section twig [#922](https://github.com/getgrav/grav-plugin-admin/pull/922)
+    * Fix bug in deleting a file uploaded with the `file` field [#920](github.com/getgrav/grav-plugin-admin/issues/920)
 
 # v1.2.7
 ## 12/22/2016
diff --git a/classes/adminbasecontroller.php b/classes/adminbasecontroller.php
index 0bf63a6b..4106366d 100644
--- a/classes/adminbasecontroller.php
+++ b/classes/adminbasecontroller.php
@@ -806,7 +806,7 @@ class AdminBaseController
         $field     = $uri->param('field');
 
         $event = $this->grav->fireEvent('onAdminCanSave', new Event(['controller' => &$this]));
-        if (!$event['can_save']) {
+        if (isset($event['can_save']) && $event['can_save'] == false) {
             return false;
         }