diff --git a/seccomp/mediacodec-seccomp.policy b/seccomp/mediacodec-seccomp.policy
index 2606fd8..8ae4a34 100644
--- a/seccomp/mediacodec-seccomp.policy
+++ b/seccomp/mediacodec-seccomp.policy
@@ -3,3 +3,4 @@
 sched_getscheduler: 1
 sched_setaffinity: 1
 sched_getparam: 1
+fsync: 1