diff --git a/_talks/2026_04_15.html b/_talks/2026_05_20.html
similarity index 95%
rename from _talks/2026_04_15.html
rename to _talks/2026_05_20.html
index 8013be6f7e..95088eaea8 100644
--- a/_talks/2026_04_15.html
+++ b/_talks/2026_05_20.html
@@ -2,7 +2,7 @@
 layout: talk
 title: "The Agentic Revolution: Lightning Sessions on Agentic Workflows"
 authors: Woong Shin, Jan Janssen, Du Ming, Xiangyu Yin
-event_date: April 15, 2026
+event_date: May 20, 2026
 times: 11:00am PST / 2:00pm EST / 20:00 CEST
 talk_number: 13
 speakers: [woong_shin, jan_janssen,ming_du, xiangyu_yin]
@@ -33,7 +33,7 @@
 
 <br /><br />
 
-<strong>Title: TBD</strong><br />
+<strong>Large Language Model Agents for Atomistic Simulation Workflows</strong><br />
 <em>Jan Janssen (Max Planck Institute for Sustainable Materials)</em>
 
 
@@ -54,6 +54,6 @@
 ptychographic reconstruction hyperparameters using reconstructed image as
 feedback, and Pty-Chi-Evolve, an auto-research agent that autonomously searches
 for regularization operators during iterative reconstructions to enhance result
-quality. 
+quality.
 
 <br /><br />