diff --git a/docs/articles/Certara_R_School.html b/docs/articles/Certara_R_School.html
index 8d1c755..a62e144 100644
--- a/docs/articles/Certara_R_School.html
+++ b/docs/articles/Certara_R_School.html
@@ -298,7 +298,7 @@ <h2 id="lesson-13-hands-on-application-of-pml-in-r">
 R</a><a class="anchor" aria-label="anchor" href="#lesson-13-hands-on-application-of-pml-in-r"></a>
 </h2>
 <ul>
-<li>Upcoming Webinar Date: <em>11/15/2023 <span class="citation">@10am</span> EST</em>
+<li>Upcoming Webinar Date: <em>12/13/2023 <span class="citation">@10am</span> EST</em>
 </li>
 </ul>
 <hr>
diff --git a/docs/pkgdown.yml b/docs/pkgdown.yml
index b45b4e1..e5ec68b 100644
--- a/docs/pkgdown.yml
+++ b/docs/pkgdown.yml
@@ -25,5 +25,5 @@ articles:
   rsnlme_tutorial: rsnlme_tutorial.html
   webinars: webinars.html
   why_learn_r: why_learn_r.html
-last_built: 2023-09-27T20:44Z
+last_built: 2023-10-19T20:56Z
 
diff --git a/vignettes/Certara_R_School.Rmd b/vignettes/Certara_R_School.Rmd
index 8006186..04d9af9 100644
--- a/vignettes/Certara_R_School.Rmd
+++ b/vignettes/Certara_R_School.Rmd
@@ -129,6 +129,6 @@ Learn how to access [Certara.R School lesson files](https://github.com/certara/R
 
 ## [Lesson 13:  Hands-on Application of PML in R](lesson_13.html)
 
-* Upcoming Webinar Date: *11/15/2023 @10am EST*
+* Upcoming Webinar Date: *12/13/2023 @10am EST*
 
 ---