diff --git a/examples/dvb_print_si.c b/examples/dvb_print_si.c
index 2db0c2c..b126b1e 100644
--- a/examples/dvb_print_si.c
+++ b/examples/dvb_print_si.c
@@ -592,6 +592,8 @@ int main(int i_argc, char **ppsz_argv)
             usage(ppsz_argv[0]);
     }
 
+    setvbuf(stdout, NULL, _IOLBF, 0);
+
     memset(p_pids, 0, sizeof(p_pids));
 
     for (i = 0; i < 8192; i++) {