diff --git a/CHANGELOG.md b/CHANGELOG.md
index db951a69..e0d27642 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,6 @@
 # Changelog
 
-## Unreleased
+## v3.12.1 - 2022-05-10
 
 - Fixed bug where, on Windows, variables were ending with `\r` because we were
   only removing the final `\n` but not `\r\n`