# Aider chat conversation:
USER: this post used to be live at /docs/aider-20.html. add frontmatter so that that old url does a 301 redirect to here.
ASSISTANT: ```diff
--- _posts/2024-02-11-aider-20.html
+++ _posts/2024-02-11-aider-20.html
@@ ... @@
+
+---
+redirect_from:
+ - /docs/aider-20.html
+---
+
# Aider v0.20.0 is live
Aider v0.20.0 is now available in pypi.
```