diff --git a/test/zdtm/live/static/rtc.c b/test/zdtm/live/static/rtc.c
index b2d094cab..c1f65f408 100644
--- a/test/zdtm/live/static/rtc.c
+++ b/test/zdtm/live/static/rtc.c
@@ -11,7 +11,7 @@
 #include "zdtmtst.h"
 
 #define TEST_HZ 4
-#define NR_FAILS 5
+#define NR_FAILS 10
 
 int main(int argc, char **argv)
 {