diff --git a/api/server-server/examples/unsigned_pdu.json b/api/server-server/examples/unsigned_pdu.json
index 6ed4b79d..0b585a63 100644
--- a/api/server-server/examples/unsigned_pdu.json
+++ b/api/server-server/examples/unsigned_pdu.json
@@ -4,6 +4,13 @@
     "origin": "example.com",
     "event_id": "$a4ecee13e2accdadf56c1025:example.com",
     "origin_server_ts": 1404838188000,
+    "depth": 12,
+    "auth_events": [
+        [
+            "$af232176:example.org",
+            {"sha256": "abase64encodedsha256hashshouldbe43byteslong"}
+        ]
+    ],
     "type": "m.room.message",
     "prev_events": [
         [
diff --git a/api/server-server/invites.yaml b/api/server-server/invites.yaml
index ad20241b..d176a5ae 100644
--- a/api/server-server/invites.yaml
+++ b/api/server-server/invites.yaml
@@ -53,9 +53,11 @@ paths:
           example: {
             "$ref": "examples/pdu.json",
             "type": "m.room.member",
+            "state_key": "@someone:example.org",
             "content": {
                 "membership": "invite"
-            }
+            },
+            "unsigned": {}
           }
       responses:
         200:
@@ -77,8 +79,10 @@ paths:
               {
                 "$ref": "examples/pdu.json",
                 "type": "m.room.member",
+                "state_key": "@someone:example.org",
                 "content": {
                     "membership": "invite"
-                }
+                },
+                "unsigned": {}
               }
             ]
diff --git a/api/server-server/joins.yaml b/api/server-server/joins.yaml
index 09714724..b3aebf14 100644
--- a/api/server-server/joins.yaml
+++ b/api/server-server/joins.yaml
@@ -125,6 +125,7 @@ paths:
             application/json: {
               "$ref": "examples/unsigned_pdu.json",
               "type": "m.room.member",
+              "state_key": "@someone:example.org",
               "content": {
                   "membership": "join"
               }
@@ -228,6 +229,7 @@ paths:
           example: {
             "$ref": "examples/pdu.json",
             "type": "m.room.member",
+            "state_key": "@someone:example.org",
             "content": {
                 "membership": "join"
             }