diff --git a/libtransmission/bencode.c b/libtransmission/bencode.c
index 0e754244d..d024e96a1 100644
--- a/libtransmission/bencode.c
+++ b/libtransmission/bencode.c
@@ -1633,6 +1633,7 @@ tr_bencToFile( const tr_benc * top, tr_fmt_mode mode, const char * filename )
 
         if( write( fd, str, len ) == (ssize_t)len )
         {
+            fsync( fd );
             close( fd );
 
             if( !unlink( filename ) || ( errno == ENOENT ) )