diff --git a/ext/win32ole/.cvsignore b/ext/win32ole/.cvsignore
index 44e7f262dc..4f6430def0 100644
--- a/ext/win32ole/.cvsignore
+++ b/ext/win32ole/.cvsignore
@@ -1,3 +1,4 @@
 Makefile
 mkmf.log
 *.log
+.document