diff --git a/_data/archive.yml b/_data/archive.yml
index 76379f737d..0129e03c93 100644
--- a/_data/archive.yml
+++ b/_data/archive.yml
@@ -1,5 +1,20 @@
 ---
 
+- conference: PyHEP.dev
+  alt_name: PyHEP
+  year: 2026
+  link: https://indico.nikhef.nl/event/7873/
+  cfp: '2026-08-14 23:59:00'
+  timezone: Europe/Amsterdam
+  place: Amsterdam, Netherlands
+  start: 2026-09-07
+  end: 2026-09-09
+  sub: SCIPY
+  location:
+  - title: PyHEP.dev 2026
+    latitude: 52.4111289
+    longitude: 4.877231604293446
+
 - conference: PyCon Portugal
   alt_name: PyCon PT
   year: 2026
diff --git a/_data/conferences.yml b/_data/conferences.yml
index cfc835c8de..43e7778ada 100644
--- a/_data/conferences.yml
+++ b/_data/conferences.yml
@@ -413,21 +413,6 @@
     latitude: 50.0478
     longitude: 12.5604627
 
-- conference: PyHEP.dev
-  alt_name: PyHEP
-  year: 2026
-  link: https://indico.nikhef.nl/event/7873/
-  cfp: '2026-08-14 23:59:00'
-  timezone: Europe/Amsterdam
-  place: Amsterdam, Netherlands
-  start: 2026-09-07
-  end: 2026-09-09
-  sub: SCIPY
-  location:
-  - title: PyHEP.dev 2026
-    latitude: 52.4111289
-    longitude: 4.877231604293446
-
 - conference: PyCon South Africa
   alt_name: PyCon ZA
   year: 2026