diff --git a/aider/website/HISTORY.md b/aider/website/HISTORY.md
index 654c3b714..55f0d4fd8 100644
--- a/aider/website/HISTORY.md
+++ b/aider/website/HISTORY.md
@@ -21,6 +21,8 @@ cog.out(text)
 - Support for OpenAI o1 models:
   - `aider --model o1-mini`
   - `aider --model o1-preview`
+  - o1-preview now works well with diff edit format.
+  - o1-preview with diff now matches SOTA leaderboard result with whole edit format.
 - On Windows, `/run` correctly uses PowerShell or cmd.exe.
 - Support for new 08-2024 Cohere models, by @jalammar.
 - Can now recursively add directories with `/read-only`.