diff --git a/openapi/task_execution_service.openapi.yaml b/openapi/task_execution_service.openapi.yaml
index 6b3d3ab..b0bc276 100644
--- a/openapi/task_execution_service.openapi.yaml
+++ b/openapi/task_execution_service.openapi.yaml
@@ -326,6 +326,7 @@ components:
       required:
       - command
       - image
+      - workdir
       type: object
       properties:
         image: