diff --git a/dev/buildbot/master/master.cfg b/dev/buildbot/master/master.cfg
index d4cc6e30..91ce54d0 100644
--- a/dev/buildbot/master/master.cfg
+++ b/dev/buildbot/master/master.cfg
@@ -438,9 +438,9 @@ c['schedulers'].append(ForceScheduler(
                                     label="Do a full clean", default=False)]))
                                     
 c['schedulers'].append(Nightly(name='nightly',
-branch='master',
+                               branch='master',
                                builderNames=['nightly-build'],
-                               hour=3,
+                               hour=[3, 15] 
                                minute=0))
 
 ####### STATUS TARGETS