diff --git a/sig-list.md b/sig-list.md
index 727a110fe..2099808e3 100644
--- a/sig-list.md
+++ b/sig-list.md
@@ -49,7 +49,7 @@ When the need arises, a [new SIG can be created](sig-wg-lifecycle.md)
 |[Release](sig-release/README.md)|release|* [Stephen Augustus](https://github.com/justaugustus), VMware<br>* [Sascha Grunert](https://github.com/saschagrunert), SUSE<br>|* [Slack](https://kubernetes.slack.com/messages/sig-release)<br>* [Mailing List](https://groups.google.com/forum/#!forum/kubernetes-sig-release)|* Regular SIG Meeting: [Tuesdays at 14:30 UTC (biweekly)](https://zoom.us/j/327142148)<br>* (Release Engineering) Release Engineering: [Tuesdays at 14:30 UTC (biweekly)](https://zoom.us/j/240812475)<br>
 |[Scalability](sig-scalability/README.md)|scalability|* [Matt Matejczyk](https://github.com/mm4tt), Google<br>* [Shyam Jeedigunta](https://github.com/shyamjvs), AWS<br>|* [Slack](https://kubernetes.slack.com/messages/sig-scalability)<br>* [Mailing List](https://groups.google.com/forum/#!forum/kubernetes-sig-scale)|* Regular SIG Meeting: [Thursdays at 10:30 PT (Pacific Time) (bi-weekly ([upcoming meeting dates](#upcoming-meeting-dates)))](https://zoom.us/j/94252896018?pwd=cTlMMlBoTHZqUEdjRm9VY2NWNUg5dz09)<br>
 |[Scheduling](sig-scheduling/README.md)|scheduling|* [Wei Huang](https://github.com/Huang-Wei), IBM<br>* [Abdullah Gharaibeh](https://github.com/ahg-g), Google<br>|* [Slack](https://kubernetes.slack.com/messages/sig-scheduling)<br>* [Mailing List](https://groups.google.com/forum/#!forum/kubernetes-sig-scheduling)|* 10AM PT Meeting: [Thursdays at 17:00 UTC (biweekly starting Thursday June 7, 2018)](https://zoom.us/j/841218129)<br>
-|[Security](sig-security/README.md)|security|* [Ian Coldwater](https://github.com/IanColdwater), Twilio<br>* [Tabitha Sable](https://github.com/tabbysable), Datadog<br>|* [Slack](https://kubernetes.slack.com/messages/sig-security)<br>* [Mailing List](https://groups.google.com/forum/#!forum/kubernetes-sig-security)|* Regular SIG Meeting: [Mondays at 12:00 PT (Pacific Time) (biweekly)](https://zoom.us/j/9934z1184192?pwd=L25Tc0ZOL3FqU09KNERlTU12dFhTQT09)<br>
+|[Security](sig-security/README.md)|security|* [Ian Coldwater](https://github.com/IanColdwater), Twilio<br>* [Tabitha Sable](https://github.com/tabbysable), Datadog<br>|* [Slack](https://kubernetes.slack.com/messages/sig-security)<br>* [Mailing List](https://groups.google.com/forum/#!forum/kubernetes-sig-security)|* Regular SIG Meeting: [Thursdays at 9:00 PT (Pacific Time) (biweekly)](https://zoom.us/j/9934z1184192?pwd=L25Tc0ZOL3FqU09KNERlTU12dFhTQT09)<br>
 |[Service Catalog](sig-service-catalog/README.md)|service-catalog|* [Jonathan Berkhahn](https://github.com/jberkhahn), IBM<br>* [Konstantin Semenov](https://github.com/jhvhs), VMware<br>|* [Slack](https://kubernetes.slack.com/messages/sig-service-catalog)<br>* [Mailing List](https://groups.google.com/forum/#!forum/kubernetes-sig-service-catalog)|* Regular SIG Meeting: [Mondays at 13:00 PT (Pacific Time) (biweekly)](https://zoom.us/j/7201225346)<br>
 |[Storage](sig-storage/README.md)|storage|* [Saad Ali](https://github.com/saad-ali), Google<br>* [Xing Yang](https://github.com/xing-yang), VMware<br>|* [Slack](https://kubernetes.slack.com/messages/sig-storage)<br>* [Mailing List](https://groups.google.com/forum/#!forum/kubernetes-sig-storage)|* Regular SIG Meeting: [Thursdays at 9:00 PT (Pacific Time) (biweekly)](https://zoom.us/j/614261834)<br>
 |[Testing](sig-testing/README.md)|testing|* [Benjamin Elder](https://github.com/BenTheElder), Google<br>* [Aaron Crickenberger](https://github.com/spiffxp), Google<br>* [Steve Kuznetsov](https://github.com/stevekuznetsov), Red Hat<br>|* [Slack](https://kubernetes.slack.com/messages/sig-testing)<br>* [Mailing List](https://groups.google.com/forum/#!forum/kubernetes-sig-testing)|* SIG Testing Bi-Weekly Meeting: [Tuesdays at 10:00 PT (Pacific Time) (bi-weekly starting Tuesday August 13, 2019)](https://zoom.us/j/135450138?pwd=WGJyaVZzekJCWFBTMGJGTXVjUFJaUT09)<br>* (testing-commons) Testing Commons: [Fridays at 13:00 PT (Pacific Time) (bi-weekly)](https://zoom.us/j/790505720?pwd=VThEeVJqTnFPY0o1bDFZQk1ZRjJLQT09)<br>
diff --git a/sig-security/README.md b/sig-security/README.md
index 030024ed0..324bfc228 100644
--- a/sig-security/README.md
+++ b/sig-security/README.md
@@ -13,7 +13,7 @@ Covers horizontal security initiatives for the Kubernetes project, including reg
 The [charter](charter.md) defines the scope and governance of the Security Special Interest Group.
 
 ## Meetings
-* Regular SIG Meeting: [Mondays at 12:00 PT (Pacific Time)](https://zoom.us/j/9934z1184192?pwd=L25Tc0ZOL3FqU09KNERlTU12dFhTQT09) (biweekly). [Convert to your timezone](http://www.thetimezoneconverter.com/?t=12:00&tz=PT%20%28Pacific%20Time%29).
+* Regular SIG Meeting: [Thursdays at 9:00 PT (Pacific Time)](https://zoom.us/j/9934z1184192?pwd=L25Tc0ZOL3FqU09KNERlTU12dFhTQT09) (biweekly). [Convert to your timezone](http://www.thetimezoneconverter.com/?t=9:00&tz=PT%20%28Pacific%20Time%29).
   * [Meeting notes and Agenda](https://docs.google.com/document/d/1GgmmNYN88IZ2v2NBiO3gdU8Riomm0upge_XNVxEYXp0/edit?usp=sharing).
   * [Meeting recordings](https://www.youtube.com/playlist?list=PL69nYSiGNLP1mXOLAc9ti0oX8s_ookQCi).
 
diff --git a/sigs.yaml b/sigs.yaml
index 6408dec59..5aa72d2b2 100644
--- a/sigs.yaml
+++ b/sigs.yaml
@@ -2008,8 +2008,8 @@ sigs:
       company: Datadog
   meetings:
   - description: Regular SIG Meeting
-    day: Monday
-    time: "12:00"
+    day: Thursday
+    time: "9:00"
     tz: PT (Pacific Time)
     frequency: biweekly
     url: https://zoom.us/j/9934z1184192?pwd=L25Tc0ZOL3FqU09KNERlTU12dFhTQT09