diff --git a/origin-trials/upstream-trials.json b/origin-trials/upstream-trials.json
index 29d22892..bbfa7970 100644
--- a/origin-trials/upstream-trials.json
+++ b/origin-trials/upstream-trials.json
@@ -12,12 +12,6 @@
       "repo": "screen-share/captured-surface-control",
       "explainer": "https://github.com/screen-share/captured-surface-control/blob/main/README.md"
     },
-    {
-      "label": "CompressionDictionaryTransport",
-      "expiration": "2024-04-30",
-      "repo": "WICG/compression-dictionary-transport",
-      "explainer": "https://github.com/WICG/compression-dictionary-transport"
-    },
     {
       "label": "CompressionDictionaryTransport V2",
       "expiration": "2024-08-06",
@@ -30,12 +24,6 @@
       "repo": "w3c/compute-pressure",
       "explainer": "https://developer.chrome.com/docs/web-platform/compute-pressure/"
     },
-    {
-      "label": "Cross App and Web Attribution Measurement",
-      "expiration": "2024-04-30",
-      "repo": "WICG/attribution-reporting-api",
-      "explainer": "https://github.com/WICG/attribution-reporting-api/blob/main/app_to_web.md"
-    },
     {
       "label": "DeprecateUnloadOptOut",
       "expiration": "2025-02-11",
@@ -96,12 +84,6 @@
       "feedbackLink": "https://crbug.com/new",
       "explainer": "https://developer.chrome.com/blog/mutation-events-deprecation"
     },
-    {
-      "label": "Open popups as fullscreen windows",
-      "expiration": "2024-04-30",
-      "repo": "w3c/window-management",
-      "explainer": "https://github.com/w3c/window-management/blob/main/EXPLAINER_fullscreen_popups.md"
-    },
     {
       "label": "Prefixed Video fullscreen API deprecation",
       "expiration": "2025-02-11",
@@ -128,7 +110,7 @@
     },
     {
       "label": "RTCEncodedFrameSetMetadata",
-      "expiration": "2024-09-03",
+      "expiration": "2024-12-02",
       "repo": "w3c/webrtc-nv-use-cases",
       "explainer": " https://github.com/palak8669/webrtc-encoded-transform/blob/create-encoded-explainer/create-encoded-explainer.md"
     },