diff --git a/tools/perf/util/thread.c b/tools/perf/util/thread.c
index a5dbba95107ff3919e4a57495c7bcb1fafb77966..1c8fbc9588c5fddc978e8a07562aecc167a2a752 100644
--- a/tools/perf/util/thread.c
+++ b/tools/perf/util/thread.c
@@ -206,7 +206,6 @@ int thread__fork(struct thread *thread, struct thread *parent, u64 timestamp)
 		err = thread__set_comm(thread, comm, timestamp);
 		if (err)
 			return err;
-		thread->comm_set = true;
 	}
 
 	thread->ppid = parent->tid;