diff --git a/conference/DS/dac.yml b/conference/DS/dac.yml
index b6ff6886..29576822 100644
--- a/conference/DS/dac.yml
+++ b/conference/DS/dac.yml
@@ -30,10 +30,8 @@
       id: dac24
       link: https://www.dac.com/Conference/2024-Call-for-Contributions
       timeline:
-        - deadline: '2023-11-13 17:00:00'
-          comment: 'abstract deadline'
-        - deadline: '2023-11-20 17:00:00'
-          comment: 'full paper deadline'
+        - abstract_deadline: '2023-11-13 17:00:00'
+          deadline: '2023-11-20 17:00:00'
       timezone: UTC-8
       date: June 23-27, 2024
       place: San Francisco, CA
diff --git a/conference/SC/dsn.yml b/conference/SC/dsn.yml
index c99ece3d..8a43108e 100644
--- a/conference/SC/dsn.yml
+++ b/conference/SC/dsn.yml
@@ -21,10 +21,8 @@
       id: dsn24
       link: https://dsn2024uq.github.io
       timeline:
-        - deadline: '2023-11-29 23:59:59'
-          comment: 'Abstract submission deadline'
-        - deadline: '2023-12-06 23:59:59'
-          comment: 'Paper submission deadline'
+        - abstract_deadline: '2023-11-29 23:59:59'
+          deadline: '2023-12-06 23:59:59'
       timezone: AoE
       date: June 24-27, 2024
       place: Brisbane, Australia
diff --git a/conference/SE/osdi.yml b/conference/SE/osdi.yml
index c447509c..a50f33c7 100644
--- a/conference/SE/osdi.yml
+++ b/conference/SE/osdi.yml
@@ -27,10 +27,8 @@
       id: osdi2024
       link: https://www.usenix.org/conference/osdi24
       timeline:
-        - deadline: '2023-11-30 22:59:59'
-          comment: 'Abstract Registerations'
-        - deadline: '2023-12-07 22:59:59'
-          comment: 'Complete Paper Submissions'
+        - abstract_deadline: '2023-11-30 22:59:59'
+          deadline: '2023-12-07 22:59:59'
       timezone: UTC
       date: July 10-12, 2024
       place: Santa Clara, CA, USA