diff --git a/changelogs/client_server/newsfragments/1115.clarification b/changelogs/client_server/newsfragments/1115.clarification
new file mode 100644
index 00000000..3ccb2333
--- /dev/null
+++ b/changelogs/client_server/newsfragments/1115.clarification
@@ -0,0 +1 @@
+Fix various typos throughout the specification.
diff --git a/data/api/client-server/definitions/auth_data.yaml b/data/api/client-server/definitions/auth_data.yaml
index 4bfbf62b..691cdc65 100644
--- a/data/api/client-server/definitions/auth_data.yaml
+++ b/data/api/client-server/definitions/auth_data.yaml
@@ -28,7 +28,6 @@ properties:
     type: string
 additionalProperties:
   description: Keys dependent on the login type
-  type: object
 example:
   type: "example.type.foo"
   session: "xxxxx"