1 files changed, 1 insertions, 0 deletions
diff --git a/.document b/.document
index 0e0969a6d3..8616203552 100644
--- a/.document
+++ b/.document
@@ -20,6 +20,7 @@ kernel.rb
 pack.rb
 trace_point.rb
 warning.rb
+ractor.rb
 
 # the lib/ directory (which has its own .document file)
 lib