diff --git a/src/apps.json b/src/apps.json
index 2fba34e3e..9d6055aa5 100644
--- a/src/apps.json
+++ b/src/apps.json
@@ -3102,6 +3102,7 @@
       ],
       "headers": {
         "Fastly-Debug-Digest": "",
+        "Vary": "Fastly-SSL",
         "X-Fastly-Request-ID": ""
       },
       "icon": "Fastly.svg",