diff --git a/docs/api/openapi.yml b/docs/api/openapi.yml
index 1f98f96f..5a9981c9 100644
--- a/docs/api/openapi.yml
+++ b/docs/api/openapi.yml
@@ -229,7 +229,7 @@ paths:
   /caches/:
     delete:
       summary: Invalidate all caches
-      response:
+      responses:
         204:
           description: Caches are invalidated
         401: