diff --git a/CompilerImprovements.md b/CompilerImprovements.md
index b7e1fcf..d40e582 100644
--- a/CompilerImprovements.md
+++ b/CompilerImprovements.md
@@ -101,7 +101,8 @@ performance over each release.
 -   2.8 diff encoding
 -   2.9 remove node hashing, fixing full minimization
 -   2.10 early accept node grouping, and removal of accept alt node trees
--   2.11 -j N parallel compiles, 
+-   2.11 -j N parallel compiles
+-   2.12 
 -   2.13 per kernel cache files
 -   3.0 --jobs=0, limit expr-simplification passes,