diff --git a/regression-tests/12-rpl/06-rpl-temporary-root-loss.csc b/regression-tests/12-rpl/06-rpl-temporary-root-loss.csc
index 096713102..6c29c643f 100644
--- a/regression-tests/12-rpl/06-rpl-temporary-root-loss.csc
+++ b/regression-tests/12-rpl/06-rpl-temporary-root-loss.csc
@@ -289,9 +289,9 @@ lostMsgs = 0;
 
 // we check that we got up to at least message 62 and
 // (the simulation is 4000000ms = 66 minutes long)
-// that we did not lose anything since 34
+// that we did not lose anything since 45
 // (the sink is back at 2000000ms = 33 minutes)
-TIMEOUT(4000000, if(lastMsg >= 62 && lastMissed <= 34) { log.testOK(); } );
+TIMEOUT(4000000, if(lastMsg >= 62 && lastMissed <= 45) { log.testOK(); } );
 
 lastMsg = -1;
 lastMissed = -1;