diff --git a/scripts/ci/prek/compile_ui_assets_dev.py b/scripts/ci/prek/compile_ui_assets_dev.py
index efee8cb3c03bf..b927928b8b079 100755
--- a/scripts/ci/prek/compile_ui_assets_dev.py
+++ b/scripts/ci/prek/compile_ui_assets_dev.py
@@ -94,9 +94,8 @@
             stdout=f,
             stderr=subprocess.STDOUT,
         )
-        subprocess.run(
+        subprocess.Popen(
             ["pnpm", "dev"],
-            check=True,
             cwd=os.fspath(SIMPLE_AUTH_MANAGER_UI_DIRECTORY),
             env=env,
             stdout=f,