diff --git a/docs/oas.yaml b/docs/oas.yaml
index 2258f9f9..e5b0d7c4 100644
--- a/docs/oas.yaml
+++ b/docs/oas.yaml
@@ -36,8 +36,8 @@ paths:
         - schema:
             type: string
           in: query
-          name: oin.organisation
-          description: Oin of a organisation to filter on.
+          name: organisatie.oin
+          description: Oin of a organisatie to filter on.
         - schema:
             type: string
           in: query