diff --git a/conference/DS/apsys.yml b/conference/DS/apsys.yml
index c7055628..8974dc89 100644
--- a/conference/DS/apsys.yml
+++ b/conference/DS/apsys.yml
@@ -26,3 +26,12 @@
       timezone: AoE
       date: October 12-13, 2025
       place: Seoul, South Korea
+    - year: 2026
+      id: apsys2026
+      link: https://ap-sys.org/
+      timeline:
+        - abstract_deadline: '2026-05-13 23:59:00'
+          deadline: '2026-05-20 23:59:00'
+      timezone: AoE
+      date: September 17-18, 2026
+      place: Bangkok, Thailand