From b60f7e87b82fa46696f205c190366fb5ae15207f Mon Sep 17 00:00:00 2001
From: Ruben Fiszel <ruben@windmill.dev>
Date: Thu, 6 Nov 2025 19:08:59 +0000
Subject: [PATCH] fix: improve priority for child jobs ran from api

---
 backend/windmill-api/src/jobs.rs | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/backend/windmill-api/src/jobs.rs b/backend/windmill-api/src/jobs.rs
index 33beb32ec6..62cae0f352 100644
--- a/backend/windmill-api/src/jobs.rs
+++ b/backend/windmill-api/src/jobs.rs
@@ -4226,7 +4226,8 @@ pub async fn run_script_by_path_inner(
         tag,
         timeout,
         None,
-        None,
+        // If the job has a parent job, set priority to 2 as it may be ran synchronously and block a current worker until being executed. Flow steps have a priority of 1 so this is higher.
+        if run_query.parent_job.is_some() || run_query.root_job.is_some() { Some(2) } else { None },
         push_authed.as_ref(),
         false,
         None,