1 files changed, 34 insertions, 2 deletions

diff --git a/.document b/.document
index eeb565b08b..753d6f9892 100644
--- a/.document
+++ b/.document
@@ -9,19 +9,51 @@
 
 # prelude
 prelude.rb
-
 rbconfig.rb
 
+array.rb
+ast.rb
+dir.rb
+gc.rb
+hash.rb
+io.rb
+kernel.rb
+marshal.rb
+numeric.rb
+nilclass.rb
+pack.rb
+pathname_builtin.rb
+ractor.rb
+string.rb
+symbol.rb
+timev.rb
+thread_sync.rb
+trace_point.rb
+warning.rb
+yjit.rb
+zjit.rb
+
+# Errno::*
+known_errors.inc
+
 # the lib/ directory (which has its own .document file)
 lib
 
 # and some of the ext/ directory (which has its own .document file)
 ext
 
+# For `prism`, ruby code is in lib and c in the prism folder
+prism
+
 # rdoc files
-NEWS
+NEWS.md
 
 README.md
 README.ja.md
 
+COPYING
+COPYING.ja
+
+LEGAL
+
 doc