diff --git a/das-dn/cmg/ry.cpp b/das-dn/cmg/ry.cpp
index 418a94d6..49cb0e2b 100644
--- a/das-dn/cmg/ry.cpp
+++ b/das-dn/cmg/ry.cpp
@@ -3217,7 +3217,7 @@ bool CRYDevice::ry_run(void)
         sec_changed = TRUE;
     }
     if (sec_changed) {
-        if ((last_sec % 20) == 0) {
+        if ((last_sec % 5) == 0) {
             heart_beat(m_status);
         }
     }