diff --git a/packages/experimental/liveshare-protocol/tests/frames/unknown/relay-to-gateway--id-not-a-positive-integer.json b/packages/experimental/liveshare-protocol/tests/frames/unknown/relay-to-gateway--id-not-a-positive-integer.json
index b9055c377b..f093763a5a 100644
--- a/packages/experimental/liveshare-protocol/tests/frames/unknown/relay-to-gateway--id-not-a-positive-integer.json
+++ b/packages/experimental/liveshare-protocol/tests/frames/unknown/relay-to-gateway--id-not-a-positive-integer.json
@@ -12,7 +12,7 @@
     "actor": {
       "providerId": "example",
       "tenantId": "tenant-a",
-      "subjectId": "ou_viewer"
+      "subjectId": "user_viewer"
     }
   },
   "refusal": null
diff --git a/packages/experimental/liveshare-protocol/tests/frames/v1/host-to-worker--add-share.json b/packages/experimental/liveshare-protocol/tests/frames/v1/host-to-worker--add-share.json
index 230493c192..2801b4e61b 100644
--- a/packages/experimental/liveshare-protocol/tests/frames/v1/host-to-worker--add-share.json
+++ b/packages/experimental/liveshare-protocol/tests/frames/v1/host-to-worker--add-share.json
@@ -12,7 +12,7 @@
       "gatewayToken": "token-one",
       "ownerDisplayName": "Owner",
       "allowedSubjectIds": [
-        "ou_viewer",
+        "user_viewer",
         "example:tenant-a:user-other"
       ],
       "sessionMode": "write",
diff --git a/packages/experimental/liveshare-protocol/tests/frames/v1/relay-to-gateway--share-rpc.json b/packages/experimental/liveshare-protocol/tests/frames/v1/relay-to-gateway--share-rpc.json
index 6a2f251fb1..01af5a97f8 100644
--- a/packages/experimental/liveshare-protocol/tests/frames/v1/relay-to-gateway--share-rpc.json
+++ b/packages/experimental/liveshare-protocol/tests/frames/v1/relay-to-gateway--share-rpc.json
@@ -12,7 +12,7 @@
     "actor": {
       "providerId": "example",
       "tenantId": "tenant-a",
-      "subjectId": "ou_viewer",
+      "subjectId": "user_viewer",
       "credential": "signed-owner-verified-token"
     }
   },
diff --git a/packages/experimental/liveshare-protocol/tests/frames/v1/worker-to-host--share-rpc-request.json b/packages/experimental/liveshare-protocol/tests/frames/v1/worker-to-host--share-rpc-request.json
index 10b0b3c913..4f664debdd 100644
--- a/packages/experimental/liveshare-protocol/tests/frames/v1/worker-to-host--share-rpc-request.json
+++ b/packages/experimental/liveshare-protocol/tests/frames/v1/worker-to-host--share-rpc-request.json
@@ -6,7 +6,7 @@
     "id": 7,
     "shareId": "share-one",
     "body": { "op": "stream-open", "id": 1, "endpoint": "trajectory", "payload": {} },
-    "actor": { "providerId": "example", "tenantId": "tenant-a", "subjectId": "ou_viewer" }
+    "actor": { "providerId": "example", "tenantId": "tenant-a", "subjectId": "user_viewer" }
   },
   "required": ["type", "id", "shareId", "actor"],
   "optional": ["body"]