diff --git a/demos.json b/demos.json
index c3ed76d..733447e 100644
--- a/demos.json
+++ b/demos.json
@@ -53,7 +53,8 @@
     "tags": "geolocation",
     "note": "Works on Safari Mobile too",
     "support": {
-      "live": "firefox chrome"
+      "live": "firefox chrome safari",
+      "nightly": "opera"
     }
   },
   {
@@ -123,7 +124,8 @@
     "note": "FF 3.6 is still buggy - doesn't request manifest after initial load",
     "tags": "offline manifest",
     "support": {
-      "live": "firefox safari chrome"
+      "live": "firefox safari chrome",
+      "nightly": "opera"
     }
   },
   {
@@ -156,7 +158,8 @@
     "tags": "workers",
     "note": "watch out - uses a lot of CPU! <a href=\"non-worker\">example without - will hang your browser</a>",
     "support": {
-      "live": "safari chrome firefox"
+      "live": "safari chrome firefox",
+      "nightly": "opera"
     }
   }
 ]