diff --git a/version.json b/version.json
index 26f817d0d..4fc82e368 100644
--- a/version.json
+++ b/version.json
@@ -1,6 +1,6 @@
 {
-  "tag_name": "1.20.0",
-  "release_name": "1.20.0",
-  "published_at": "2025-08-07",
-  "html_url": "https://github.com/codalab/codabench/releases/tag/1.20.0"
+  "tag_name": "1.21.0",
+  "release_name": "1.21.0",
+  "published_at": "2025-10-14",
+  "html_url": "https://github.com/codalab/codabench/releases/tag/1.21.0"
 }