1 files changed, 9 insertions, 4 deletions
diff --git a/.document b/.document
index 2c68af227d..0665d415b9 100644
--- a/.document
+++ b/.document
@@ -17,13 +17,22 @@ dir.rb
 gc.rb
 io.rb
 kernel.rb
+marshal.rb
+rjit.rb
 numeric.rb
 nilclass.rb
 pack.rb
 ractor.rb
+string.rb
+symbol.rb
 timev.rb
+thread_sync.rb
 trace_point.rb
 warning.rb
+yjit.rb
+
+# Errno::*
+known_errors.inc
 
 # the lib/ directory (which has its own .document file)
 lib
@@ -39,11 +48,7 @@ README.ja.md
 
 COPYING
 COPYING.ja
-CONTRIBUTING.md
 
 LEGAL
 
-# win32/README.win32 linked from README.md
-win32
-
 doc