diff --git a/packages/build/src/core/lingering.js b/packages/build/src/core/lingering.js
index ef6d18507f..a436a7d061 100644
--- a/packages/build/src/core/lingering.js
+++ b/packages/build/src/core/lingering.js
@@ -66,6 +66,7 @@ const IGNORED_COMMANDS = [
 
   // Internal buildbot commands
   '[build]',
+  'sleep 5',
   /buildbot.*\[node]/,
   // buildbot's main Bash script
   '/opt/build-bin/build',