diff --git a/ChangeLog.md b/ChangeLog.md
index c44fc030..09ebaed6 100644
--- a/ChangeLog.md
+++ b/ChangeLog.md
@@ -1,4 +1,4 @@
-# 11.1.1 - TBD
+# 11.1.1 - 2024-12-27
 
 - Fixed ABI compatibility with earlier 11.x versions
   (https://github.com/fmtlib/fmt/issues/4278).