diff --git a/data/api/server-server/definitions/event-schemas/m.signing_key_update.yaml b/data/api/server-server/definitions/event-schemas/m.signing_key_update.yaml
index 0748bc35..2dc2bddb 100644
--- a/data/api/server-server/definitions/event-schemas/m.signing_key_update.yaml
+++ b/data/api/server-server/definitions/event-schemas/m.signing_key_update.yaml
@@ -25,7 +25,7 @@ allOf:
       edu_type:
         type: string
         enum: ['m.signing_key_update']
-        description: The string `m.signing_update`.
+        description: The string `m.signing_key_update`.
         example: "m.signing_key_update"
       content:
         type: object