diff --git a/_config.yml b/_config.yml
index 2b750fc..63e606c 100644
--- a/_config.yml
+++ b/_config.yml
@@ -52,15 +52,14 @@ collections:
     permalink: "/events/:title/"
     _options:
       image:
-        width: 960
-        height: 480
+        width: "960"
+        height: "480"
         resize_style: "cover"
         mime_type: "image/jpeg"
-        expandable: true
         uploads_dir: "images/events"
       content:
-        width: 150
-        height: 150
+        width: "150"
+        height: "150"
         resize_style: "cover"
         mime_type: "image/jpeg"
         uploads_dir: "images/events"