diff --git a/test/zdtm/transition/thread-bomb.desc b/test/zdtm/transition/thread-bomb.desc
index 95c58b401..03934f6c1 100644
--- a/test/zdtm/transition/thread-bomb.desc
+++ b/test/zdtm/transition/thread-bomb.desc
@@ -1 +1 @@
-{'flags': 'noauto'}
+{'flags': 'noauto', 'timeout': 120}