diff --git a/api/server-server/definitions/event-schemas/m.presence.accept.yaml b/api/server-server/definitions/event-schemas/m.presence.accept.yaml
index 3b80ac44..72f932d2 100644
--- a/api/server-server/definitions/event-schemas/m.presence.accept.yaml
+++ b/api/server-server/definitions/event-schemas/m.presence.accept.yaml
@@ -22,7 +22,8 @@ allOf:
   - type: object
     properties:
       edu_type:
-        type: string
+        type: enum
+        enum: ['m.presence_accept']
         description: The string ``m.presence_accept``
         example: "m.presence_accept"
       content:
diff --git a/api/server-server/definitions/event-schemas/m.presence.deny.yaml b/api/server-server/definitions/event-schemas/m.presence.deny.yaml
index 1383866c..3264a5af 100644
--- a/api/server-server/definitions/event-schemas/m.presence.deny.yaml
+++ b/api/server-server/definitions/event-schemas/m.presence.deny.yaml
@@ -31,7 +31,8 @@ allOf:
   - type: object
     properties:
       edu_type:
-        type: string
+        type: enum
+        enum: ['m.presence_deny']
         description: The string ``m.presence_deny``
         example: "m.presence_deny"
       content:
diff --git a/api/server-server/definitions/event-schemas/m.presence.invite.yaml b/api/server-server/definitions/event-schemas/m.presence.invite.yaml
index eeb00ae3..8ae84872 100644
--- a/api/server-server/definitions/event-schemas/m.presence.invite.yaml
+++ b/api/server-server/definitions/event-schemas/m.presence.invite.yaml
@@ -21,7 +21,8 @@ allOf:
   - type: object
     properties:
       edu_type:
-        type: string
+        type: enum
+        enum: ['m.presence_invite']
         description: The string ``m.presence_invite``
         example: "m.presence_invite"
       content:
diff --git a/api/server-server/definitions/event-schemas/m.presence.yaml b/api/server-server/definitions/event-schemas/m.presence.yaml
index 011db2ca..f9e0499b 100644
--- a/api/server-server/definitions/event-schemas/m.presence.yaml
+++ b/api/server-server/definitions/event-schemas/m.presence.yaml
@@ -21,7 +21,8 @@ allOf:
   - type: object
     properties:
       edu_type:
-        type: string
+        type: enum
+        enum: ['m.presence']
         description: The string ``m.presence``
         example: "m.presence"
       content: